Category:Army heraldry
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Pages in category "Army heraldry"
The following 5,000 pages are in this category, out of 13,892 total.
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- 1 (Netherlands) Special Operations Land Task Group Scorpion, Netherlands Army
- 1 Armoured Medical Regiment, British Army
- 1 Battalion, REME, British Army
- 1 Brigade Headquarters, Irish Army
- 1 Brigade Military Police Company, Irish Army
- 1 Brigade Training Centre, Irish Army
- 1 Canadian Brigade Group, Canadian Army
- 1 Close Support Battalion, REME, British Army
- 1 Engineer Regiment, South West African Territorial Force
- 1 Field Communications and Information Services Company, Irish Army
- 1 Logistics Brigade, South West African Territorial Force
- 1 Logistics Support Battalion, Irish Army
- 1 Medium Workshop, South West African Territorial Force
- 1 Regiment, RHA, British Army
- 1 South West Africa Specialist Unit, South West African Territorial Force
- 1 Special Training Unit, South African Army
- 10 Queen's Own Gurkha Logistic Regiment, RLC, British Army
- 1004th Separate Battailon of Security and Support of the Land Forces (Ukraine)
- 100th Alpine Chasseurs Battalion, French Army
- 100th Army Group, Royal Artillery, British Army
- 100th Guard Brigade, Ukrainian Army
- 100th Independent Territorial Defence Brigade, Ukraine
- 100th Infantry Battalion, US Army
- 100th Infantry Regiment, French Army
- 100th Jaeger Division, Wehrmacht
- 100th Missile Defense Brigade, US Army
- 100th Ostrov Infantry Regiment, Imperial Russian Army
- 100th Regiment, US Army
- 100th Security Battalion, Germany Army
- 100th Support Battalion, US Army
- 100th Tank Destroyer Battalion, US Army
- 101 (City of London) Engineer Regiment (Explosive Ordnance Disposal)(Army Reserve), RE, British Army
- 101 Air Supply Unit, South African Army
- 101 Battalion, South West African Territorial Force
- 101 Field Workshop, South African Army
- 101st (Bihar and Orissa) Lines of Communication Area, Indian Army
- 101st Airborne Division Screaming Eagles, US Army
- 101st Artillery Observation Group, French Army
- 101st Aviation Brigade, 101st Airborne Division, US Army
- 101st Aviation Regiment, US Army
- 101st Cavalry Regiment, New York Army National Guard
- 101st Coast Brigade, Royal Artillery, British Army
- 101st Engineer Battalion, Massachusetts Army National Guard
- 101st Engineer Regiment, French Army
- 101st Field Artillery Regiment, Massachusetts Army National Guard
- 101st Finance Battalion, US Army
- 101st Independent Territorial Defence Brigade, Ukraine
- 101st Infantry Regiment, French Army
- 101st Infantry Regiment, Massachusetts Army National Guard
- 101st Logistic Brigade, British Army
- 101st Military Intelligence Battalion, US Army
- 101st Motorized Division Trieste, Italian Army
- 101st Mountain Battalion, Bulgarian Army
- 101st Perm Infantry Regiment, Imperial Russian Army
- 101st Personnel Services Battalion, US Army
- 101st Philippine Division, Philippine Army
- 101st Signal Battalion, New York Army National Guard
- 101st Support Battalion, US Army
- 101st Sustainment Brigade, US Army
- 102 Battalion, South West African Territorial Force
- 102 Field Workshop, South African Army
- 102nd (formerly 117th) Cavalry Regiment, New Jersey Army National Guard
- 102nd Alpine Chasseurs Battalion, French Army
- 102nd Armor Regiment, New Jersey Army National Guard
- 102nd Army Corps Maintenance Group, French Army
- 102nd Coast Brigade, Royal Artillery, British Army
- 102nd Division
- 102nd Engineer Battalion, New York Army National Guard
- 102nd Field Artillery Regiment, Massachusetts Army National Guard
- 102nd Headquarters Company, French Army
- 102nd Independent Territorial Defence Brigade, Ukraine
- 102nd Infantry Battalion (Ready Reserve), Philippine Army
- 102nd Infantry Division Ozark (now 102nd Training Division (Maneuver Support)), US Army
- 102nd Infantry Division, Wehrmacht
- 102nd Infantry Regiment, Connecticut Army National Guard
- 102nd Logistic Brigade, British Army
- 102nd Military Intelligence Battalion, US Army
- 102nd Military Police Battalion, New York Army National Guard
- 102nd Motorized Division Trento, Italian Army
- 102nd Operational Brigade, National Guard of the Russian Federation
- 102nd Reconnaissance Battalion General Karel Paleček. Czech Army
- 102nd Signal Battalion, US Army
- 102nd Technical and Administrative Services Group, Philippine Army
- 102nd Vyatka Infantry Regiment, Imperial Russian Army
- 1032nd Armed Services Unit, US Army
- 1034th Support Battalion, Iowa Army National Guard
- 103h Pietrozavodsk Infantry Regiment, Imperial Russian Army
- 103rd (Calgary Rifles) Battalion, CEF
- 103rd Armor Regiment, Pennsylvania Army National Guard
- 103rd Aviation Regiment, Vermont Army National Guard
- 103rd Chemical Battalion, Kentucky Army National Guard
- 103rd Engineer Battalion, Pennsylvania Army National Guard
- 103rd Field Artillery Regiment, Rhode Island Army National Guard
- 103rd Independent Territorial Defence Brigade, Ukraine
- 103rd Infantry Division Cactus Division, US Army
- 103rd Infantry Division Piacenza, Italian Army
- 103rd Infantry Regiment, French Army
- 103rd Military Intelligence Battalion, US Army
- 103rd Militry Intelligence Battalion, US Army
- 103rd Pietrozavodsk Infantry Regiment, Imperial Russian Army
- 103rd Regimental Combat Team, US Army
- 103rd Signal Battalion, US Army
- 103rd Technical and Administrative Services Group, Philippine Army
- 104th Automobile Brigade, Ukrainian Army
- 104th Aviation Regiment, Pennsylvania Army National Guard
- 104th Battalion, CEF
- 104th Cavalry Regiment, Pennsylvania Army National Guard
- 104th Engineer Battalion, Italian Army
- 104th Engineer Battalion, New Jersey Army National Guard
- 104th Guards Airborne Assault Regiment, Russian Army
- 104th Independent Territorial Defence Brigade, Ukraine
- 104th Infantry Brigade, ROCA
- 104th Infantry Division Mantova, Italian Army
- 104th Infantry Division Timberwolf (now 104th Training Division (Leader Training)), US Army
- 104th Infantry Regiment, Massachusetts Army National Guard
- 104th Logistic Support Brigade, British Army
- 104th Medical Battalion, Maryland Army National Guard
- 104th Military Intelligence Battalion, US Army
- 104th Military Police Battalion, New York Army National Guard
- 104th Prince Bagration's Ustiuzhna Infantry Imperial Regiment, Russian Army
- 104th Regiment, US Army
- 104th Technical and Administrative Services Group, Philippine Army
- 105th (Madras) Lines of Communication Area, Indian Army
- 105th Army Light Aviation Group, French Army
- 105th Cavalry Regiment, Wisconsin Army National Guard
- 105th Coast Brigade, Royal Artillery, British Army
- 105th Division
- 105th Engineer Battalion, North Carolina Army National Guard
- 105th Heavy Artillery Regiment, French Army
- 105th Independent Territorial Defence Brigade, Ukraine
- 105th Infantry Division Rovigo, Italian Army
- 105th Infantry Regiment, French Army
- 105th Infantry Regiment, New York Army National Guard
- 105th Military Intelligence Battalion, US Army
- 105th Military Police Battalion, North Carolina Army National Guard
- 105th Orenburg Infantry Regiment, Imperial Russian Army
- 105th Signal Battalion, South Carolina Army National Guard
- 105th Technical and Administrative Services Group, Philippine Army
- 1065th Guards Artillery Regiment, Russian Army
- 106th (Hyderabad) Lines of Communication Area, Indian Army
- 106th Aviation Regiment, Delaware, Illinois and Michigan Army National Guards
- 106th Aviation Regiment, Delawere, Illinois and Michigan Army National Guards
- 106th Cavalry Regiment (Formerly 106th Armor), Illinois Army National Guard
- 106th Central Munitions Depot Ţara Bârsei, Romanian Army
- 106th Central Munitions Depot Ţara, Romanian Army
- 106th Finance Battalion, US Army
- 106th Guards Airbone Division, Russian Army
- 106th Independent Territorial Defence Brigade, Ukraine
- 106th Infantry Division, US Army
- 106th Infantry Regiment, New York Army National Guard
- 106th Military Intelligence Battalion, US Army
- 106th Support Battalion, Mississippi Army National Guard
- 106th Transportation Battalion, US Army
- 106th Ufa Infantry Regiment, Imperial Russian Army
- 107th (Bombay) Lines of Communication Area, Indian Army
- 107th (Winnipeg) Battalion, CEF
- 107th Alpine Chasseurs Battalion, French Army
- 107th Aviation Regiment, Tennessee Army National Guard
- 107th Cavalry Regiment, Ohio Army National Guard
- 107th Engineer Battalion, Michigan Army National Guard
- 107th Independent Territorial Defence Brigade, Ukraine
- 107th Infantry Regiment, French Army
- 107th Infantry Regiment, New York Army National Guard
- 107th Military Intelligence Battalion, US Army
- 107th Quartermaster Battalion, Michigan Army National Guard
- 107th Regimental Combat Team, US Army
- 107th Troitsk Infantry Regiment, Imperial Russian Army
- 108 Welsh Field Squadron (Volunteers), RE, British Army
- 108th Alpine Infantry Regiment, French Army
- 108th Armor Regiment, Georgia Army National Guard
- 108th Aviation Regiment, Kansas Army National Guard
- 108th Battalion, CEF
- 108th Cavalry Regiment, Georgia and Louisiana National Guard
- 108th Combat Support Hospital, US Army
- 108th Guards Kuban Cossack Air Assault Regiment, Russian Army
- 108th Heavy Artillery Group Cosseria, Italian Army
- 108th Independent Territorial Defence Brigade, Ukraine
- 108th Infantry Division Golden Griffins Division, US Army
- 108th Infantry Regiment, French Army
- 108th Infantry Regiment, New York Army National Guard
- 108th Medical Battalion, Illinois Army National Guard
- 108th Military Intelligence Battalion, US Army
- 108th Regiment, US Army
- 108th Saratov Infantry Regiment, Imperial Russian Army
- 108th Signal Battalion, South Carolina Army National Guard
- 108th Sustainment Brigade, Illinois Army National Guard
- 1092nd Engineer Battalion, US Army
- 109th (Bangalore) Lines of Communication Area, Indian Army
- 109th Armor Regiment, Tennessee Army National Guard
- 109th Aviation Regiment, Iowa and Nebraska Army National Guards
- 109th Engineer Battalion, South Dakota Army National Guard
- 109th Independent Territorial Defence Brigade, Ukraine
- 109th Infantry Regiment, French Army
- 109th Infantry Regiment, Pennsylvania Army National Guard
- 109th Medical Battalion, Iowa Army National Guard
- 109th Military Intelligence Battalion, US Army
- 109th Reserve Infantry Division, French Army
- 109th Support Group, South Dakota Army National Guard
- 109th Volga Infantry Regiment, Imperial Russian Army
- 10th (Indian) Infantry Division, Indian Army
- 10th African Chasseur Regiment, French Army
- 10th Air Defence Artillery Battalion, Indonesian Army
- 10th Aizpute Infantry Regiment, Latvian Army
- 10th Anti Aircraft Regiment, South African Army
- 10th Armored Division, US Army
- 10th Armored Infantry Battalion, US Army
- 10th Armoured Battalion, Austrian Army
- 10th Armoured Battalion, Polish Army
- 10th Armoured Brigade, Colombian Army
- 10th Armoured Cavalry Brigade Lt.-Gen. Stanisław Maczek, Polsih Army
- 10th Armoured Division - 63rd Territorial Military Division, French Army
- 10th Armoured Division, British Army
- 10th Armoured Division, German Army
- 10th Armoured Division, Wehrmacht
- 10th Armoured Regiment Södermanland Regiment, Swedish Army
- 10th Army Corps Reconnaissance Group. French Army
- 10th Army Corps, ROCA
- 10th Army Police Platoon, Brazilian Army
- 10th Army, British Army
- 10th Army, Wehrmacht
- 10th Arsenal, Ukraine
- 10th Australian Light Horse Regiment (Western Australia Light Horse), Australia
- 10th Battalion (The Adelaide Rifles), Australia
- 10th Battalion Combat Team, Philippine Army
- 10th Bersaglieri Regiment, Italian Army
- 10th Cavalry Battalion, Indonesian Army
- 10th Cavalry Regiment Lancieri di Vittorio Emanuele II, Italian Army
- 10th Cavalry Regiment, US Army
- 10th Chasseurs on Foot Battalion, French Army
- 10th Chasseurs on Horse Regiment, French Army
- 10th Coast Artillery Regiment, US Army
- 10th Combat Engineer Battalion, Indonesian Army
- 10th Company, 8th Marine Infantry Parachute Regiment, French Army
- 10th Company, Life Battalion, Livgardet, Swedish Army
- 10th Construction Battalion, ARVN
- 10th Cuirassier Regiment, French Army
- 10th Division, Finnish Army
- 10th Division, Japanese Army
- 10th Dragoon Regiment, Polish Army
- 10th Dragoons Regiment, French Army
- 10th Engineer Battalion, US Army
- 10th Engineer Brigade Dunărea de Jos, Romanian Army
- 10th Engineer Brigade, Romanian Army
- 10th Engineer Regiment, French Army
- 10th Engineer Regiment, Italian Army
- 10th Field Artillery Battalion, Indonesian Army
- 10th Field Artillery Regiment, US Army
- 10th Field Hospital, US Army
- 10th General-Fieldmarshal Count Rumiancev-Zadunaysky's Malorossia Grenadier Regiment, Imperial Russian Army
- 10th H.M. The Grand-Duke of Luxemburg and Nassau's Odessa Uhlan Regiment, Imperial Russian Army
- 10th H.M. The Grand-Duke of Luxenburg and Nassau's Odessa Uhlan Regiment, Imperial Russian Army
- 10th H.M. The King of Württemberg's Novgorod Dragoon Regiment, Imperial Russian Army
- 10th H.R.H. The Grand-Duke of Sachsen-Weimar's Ingermanland Hussars Regiment, Imperial Russian Army
- 10th Hussars Regiment, French Army
- 10th Indepedent Infantry Battalion, Estonian Army
- 10th Independent Infantry Battalion, Estonian Army
- 10th Infantry Battalion, Brazilian Army
- 10th Infantry Brigade, Lebanese Army
- 10th Infantry Division (French Forces of the Interior), French Army
- 10th Infantry Division (World War I), US Army
- 10th Infantry Division Piave, Italian Army
- 10th Infantry Division, Pakistan Army
- 10th Infantry Regiment Regina, Italian Army
- 10th Infantry Regiment, Finnish Army
- 10th Infantry Regiment, French Army
- 10th Infantry Regiment, US Army
- 10th Jaeger Battalion, Austrian Army
- 10th Jaeger Regiment, Austrian Army
- 10th jungle Field Artillery Group, Brazilian Army
- 10th Jungle Field Artillery Group, Brazilian Army
- 10th Kaniowski Field Artillery Regiment, Polish Army
- 10th King Faisal Armoured Brigade, RSLF
- 10th Legion Infantry Regiment, Polish Army
- 10th Light Horse, Australia
- 10th Litewski Ulan Regiment, Polish Army
- 10th Logistics Battalion, Brazilian Army
- 10th Mechanised Infantry Division, Greek Army
- 10th Mechanized Cavalry Squadron - Fort Cinco Pontas Squadron, Brazilian Army
- 10th Medium Artillery Regiment, Polish Army
- 10th Military Nurses Section, French Army
- 10th Military Police Battalion, US Army
- 10th Military Region, Brazilian Army
- 10th Mixed Colonial Infantry Regiment, French Army
- 10th Moroccan Rifle Regiment, French Army
- 10th Motorized Infantry Brigade, Brazilian Army
- 10th Mountain Assault Brigade, Ukrainian Army
- 10th Mountain Division Climb to Glory Division, US Army
- 10th Mounted Rifle Regiment, Polish Army
- 10th Mounted Rifles Battalion, CEF
- 10th New-Ingria Infantry Regiment, Imperial Russian Army
- 10th Ordnance Battalion, US Army
- 10th Parachute Division, French Army
- 10th Personnel Command, US Army
- 10th Princess Mary's Own Gurkha Rifles, British Army
- 10th Psychological Operations Battalion, US Army
- 10th Royal Hussars (Prince of Wales's Own), British Army
- 10th Self-Propelled Artillery Group Avisio, Italian Army
- 10th Senegalese Rifle Regiment, French Army
- 10th Signal Battalion, US Army
- 10th South African Infantry Battalion, South African Army
- 10th SS Armoured Division Frundsberg
- 10th Staff Battalion, Austrian Army
- 10th Support Battalion, US Army
- 10th Sustainment Brigade, US Army
- 10th Tank Battalion, French Army
- 10th The Queen's Own Canadian Hussars, Canadian Army
- 10th Transport Battalion Appia, Italian Army
- 10th Transportation Battalion, US Army
- 10th US Army
- 10th Świętokrzyska Territorial Defence Brigade Major Eugeniusz Kaszyński alias Nurt, Poland
- 11 Commando, South African Army
- 11 Maintenance Unit, South African Army
- 1106th Aviation Group, California Army National Guard
- 1108th Aviation Group (Fighting Mississippians), Missisippi Army National Guard
- 1108th Signal Brigade, US Army
- 110th (Perth) Battalion, CEF
- 110th (Poona) Lines of Communication Area, Indian Army
- 110th Armor Regiment, Massachusetts Army National Guard
- 110th Aviation Brigade, US Army
- 110th Cavalry Regiment, Massachusetts Army National Guard
- 110th Chemical Battalion, US Army
- 110th Field Artillery Regiment, Maryland Army National Guard
- 110th General-Adjutant Count Tolya's Kamsk Infantry Regiment, Imperial Russian Army
- 110th Independent Territorial Defence Brigade, Ukraine
- 110th Infantry Regiment, Pennsylvania Army National Guard
- 110th Logistic Regiment, Bulgarian Army
- 110th Logistics Support Battalion Mareşal Constantin Prezan, Romanian Army
- 110th Maneuver Enhanchement Brigade, Missouri Army National Guard
- 110th Military Intelligence Battalion, US Army
- 111st Ordnance Group
- 111th (South Waterloo) Battalion, CEF
- 111th Air Defense Artillery Regiment, Virgina Army National Guard
- 111th Aviation Regiment, Florida Army National Guard
- 111th Don Infantry Regiment, Imperial Russian Army
- 111th Engineer Brigade, West Virginia Army National Guard
- 111th Field Artillery Regiment, Virginia Army National Guard
- 111th Independent Territorial Defence Brigade, Ukraine
- 111th Infantry Regiment, Pennsylvania Army National Guard
- 111th Information and Telecommunication Node, Ukraine
- 111th Medical Battalion, Texas Army National Guard
- 111th Military Intelligence Brigade, US Army
- 111th Ordnance Group (Explosive Ordnance Disposal), Alabama Army National Guard
- 111th Ordnance Support Company, Brazilian Army
- 111th Reserve Infantry Division, French Army
- 111th Signal Battalion, South Carolina Army National Guard
- 111th Sustainment Brigade, New Mexico Army National Guard
- 112th Battalion, CEF
- 112th Blocking Battalion, Austrian Army
- 112th Cavalry Regiment, Texas Army National Guard
- 112th Engineer Battalion, Ohio Army National Guard
- 112th Field Artillery Regiment, New Jersey Army National Guard
- 112th Independent Territorial Defence Brigade, Ukraine
- 112th Infantry Division, Wehrmacht
- 112th Infantry Regiment, French Army
- 112th Infantry Regiment, Pennsylvania Army National Guard
- 112th Medical Battalion, Ohio Army National Guard
- 112th Medical Brigade, US Army
- 112th Military Intelligence Brigade, US Army
- 112th Military Police Battalion, Mississippi, Army National Guard
- 112th Signal Battalion, US Army
- 112th Transportation Battalion, Ohio Army National Guard
- 112th Ural Infantry Regiment, Imperial Russian Army
- 113th (Lethbridge Highlanders) Battalion, CEF
- 113th Cavalry Regiment (formerly 113th Armor), Iowa Army National Guard
- 113th Engineer Battalion, Indiana Army National Guard
- 113th Field Artillery Regiment, North Carolina Army National Guard
- 113th Independent Territorial Defence Brigade, Ukraine
- 113th Infantry Division, Wehrmacht
- 113th Infantry Regiment, French Army
- 113th Infantry Regiment, New Jersey Army National Guard
- 113th Mechanised Infantry Battalion, Indonesian Army
- 113th Starorussky Infantry Regiment, Imperial Russian Army
- 113th Sustainment Brigade, North Carolina Army National Guard
- 1144th Transportation Battalion, Illinois Army National Guard
- 114th (Brock Rangers) Battalion, CEF
- 114th Aviation Regiment, Arkansas Army National Guard
- 114th Cavalry Regiment, Kansas Army National Guard
- 114th Combat Support Hospital, US Army
- 114th Field Artillery Regiment, Mississippi Army National Guard
- 114th Guards Motor Rifle Regiment, Russian Army
- 114th Independent Territorial Defence Brigade, Ukraine
- 114th Infantry Regiment Mantova, Italian Army
- 114th Infantry Regiment, New Jersey Army National Guard
- 114th Novotorzysk Infantry Regiment, Imperial Russian Army
- 114th Reserve Infantry Division, French Army
- 114th Signal Battalion, US Army
- 114th Tank Battalion Petru Cercel, Romanian Army
- 115 (Hampshire Fortress Corps) Engineer Regiment, RE, British Army
- 115th Armor Regiment, Maryland Army National Guard
- 115th Brigade Support Battalion, US Army
- 115th Combat Support Hospital, US Army
- 115th Engineer Battalion, Utah Army National Guard
- 115th Field Artillery Brigade, Wyoming Army National Guard
- 115th Field Artillery Regiment, Tennessee Army National Guard
- 115th Field Hospital, US Army
- 115th Fortress Infantry Regiment, French Army
- 115th Heavy Artillery Regiment, French Army
- 115th Independent Mechanized Brigade, Ukrainian Army
- 115th Independent Territorial Defence Brigade, Ukraine
- 115th Infantry Brigade, British Army
- 115th Infantry Regiment Marmarica, Italian Army
- 115th Infantry Regiment, French Army
- 115th Infantry Regiment, Maryland Army National Guard
- 115th Military Intelligence Group, US Army
- 115th Military Police Battalion, Maryland National Guard
- 115th Quartermaster Battalion, California Army National Guard
- 115th Regional Support Group, California Army National Guard
- 115th Signal Battalion, Alabama Army National Guard
- 115th Vyazma Infantry Regiment, Imperial Russian Army
- 116th Cavalry Brigade Combat Team, Idaho Army National Guard
- 116th Cavalry Regiment, Oregon and Idaho Army National Guard
- 116th Engineer Battalion, Idaho Army National Guard
- 116th Field Artillery Regiment, Florida Army National Guard
- 116th Independent Territorial Defence Brigade, Ukraine
- 116th Infantry Brigade, Virginia Army National Guard
- 116th Infantry Brigade, Virignia Army National Guard
- 116th Infantry Regiment Marmarica, Italian Army
- 116th Infantry Regiment, French Army
- 116th Infantry Regiment, Virginia Army National Guard
- 116th Maloyaroslavets Infantry Regiment, Imperial Russian Army
- 116th Mechanized Brigade, Ukrainian Army
- 116th Military Intelligence Brigade, US Army
- 117th Engineer Brigade, South Carolina Army National Guard
- 117th Field Artillery Regiment, Alabama Army National Guard
- 117th Heavy Artillery Regiment, French Army
- 117th Independent Territorial Defence Brigade, Ukraine
- 117th Infantry Regiment, French Army
- 117th Infantry Regiment, Tennessee Army National Guard
- 117th Jaroslavl Infantry Regiment, Imperial Russian Army
- 117th Mechanized Brigade, Ukrainian Army
- 117th Military Police Battalion, Tennesse Army National Guard
- 117th Royal Marines Brigade, British Army
- 117th Space Battalion, Colorado Army National Guard
- 118th Cavalry Regiment, Arizona Army National Guard
- 118th Field Artillery Regiment, Georgia Army National Guard
- 118th Independent Territorial Defence Brigade, Ukraine
- 118th Infantry Regiment, French Army
- 118th Infantry Regiment, South Carolina Army National Guard
- 118th Mechanized Brigade, Ukrainian Army
- 118th Signal Battalion, California Army National Guard
- 118th Sjujsk Infantry Regiment, Imperial Russian Army
- 1194th Independent Electronic Warfare Battalion, Ukrainian Army
- 119th Independent Territorial Defence Brigade, Ukraine
- 119th Infantry Division (Phantom Unit), US Army
- 119th Infantry Regiment, French Army
- 119th Infantry Regiment, North Carolina Army National Guard
- 119th Kolomna Infantry Regiment, Imperial Russian Army
- 11st Assault Squadron, Indonesian Army
- 11st Brigade, Colombian Army
- 11th (East African) Division, British Army
- 11th (Indian) Infantry Division, Indian Army
- 11th (Legion) Marshal E. Śmigly-Rydz's Ulan Regiment, Polish Army
- 11th (North Auckland) Mounted Rifles, New Zealand
- 11th (Northern) Infantry Division, British Army
- 11th African Chasseur Regiment, French Army
- 11th Air Defence Battalion, Austrian Air Force
- 11th Air Defense Brigade, US Army
- 11th Airborne Battalion, Khmer National Armed Forces
- 11th Airborne Division Angels, US Army
- 11th Airmobile Brigade, Netherlands Army
- 11th Algerian Rifle Regiment, French Army
- 11th Alpine Chasseurs Battalion, French Army
- 11th Alpini Regiment, Italian Army
- 11th Anti Aircraft Artillery Group, Brazilian Army
- 11th Armored Division, US Army
- 11th Armoured Division, British Army
- 11th Armoured Division, Wehrmacht
- 11th Armoured Grenadier Division, German Army
- 11th Army Aviation Brigade, Ukrainian Army
- 11th Army Corps Reconnaissance Group. French Army
- 11th Army Police Platoon, Brazilian Army
- 11th Army Transport Battalion, Austrian Army
- 11th Artillery Regiment, French Army
- 11th Artillery Regiment, Italian Army
- 11th Aviation Brigade, US Army
- 11th Aviation Regiment, US Army
- 11th Battalion Combat Team, Philippine Army
- 11th Battalion, The Border Regiment (Lonsdale), British Army
- 11th Bersaglieri Battalion Caprera, Italian Army
- 11th Bersaglieri Regiment, Italian Army
- 11th Carpathian Field Artillery Regiment, Polish Army
- 11th Cavalry Battalion, Indonesian Army
- 11th Cavalry Regiment Cavalleggeri di Foggia, Italian Army
- 11th Cavalry Regiment, US Army
- 11th Cavalry, Pakistan Army
- 11th Colonial Infantry Regiment, French Army
- 11th Command and Signal Company, French Army
- 11th Company, 3rd Marine Infantry Parachute Regiment, French Army
- 11th Company, 6th Marine Infantry Parachute Regiment, French Army
- 11th Construction Engineer Battalion - Mauá Battalion, Brazilian Army
- 11th Construction Engineer Battalion, Indonesian Army
- 11th Corps Artillery Battalion, Austrian Army
- 11th Counter-Terrorism Unit, Malaysia Army
- 11th Cuirassier Regiment, French Army
- 11th Cyber Battalion, US Army
- 11th Division
- 11th Dobele Infantry Regiment, Latvian Army
- 11th Dragoons Regiment, French Army
- 11th Engineer Battalion, Belgian Army
- 11th Engineer Battalion, US Army
- 11th Engineer Regiment, French Army
- 11th Engineer Regiment, Italian Army
- 11th Field Artillery Battalion, Indonesian Army
- 11th Field Artillery Group, Brazilian Army
- 11th Field Artillery Regiment Legnano, Italian Army
- 11th Field Artillery Regiment, Spanish Army
- 11th Field Artillery Regiment, US Army
- 11th Finland Rifle Regiment, Imperial Russian Army
- 11th Foreign Infantry Regiment, French Army
- 11th General-Fieldmarshal Prince Kutuzov-Smolensky's Pskov Infantry Regiment, Imperial Russian Army
- 11th Generalissimo Prince Suvorov's Fanagoria Grenadier Regiment, Imperial Russian Army
- 11th Gorkha Rifles, Indian Army
- 11th Guards Air Assault Brigade, Russian Army
- 11th H.I.M. Empress Maria Fedorovna's Chuguiev Uhlan Regiment, Imperial Russian Army
- 11th H.R.H. The Prussian Prince Heinrich's Izium Hussars Regiment, Imperial Russian Army
- 11th Horse Artillery Battery, Imperial Russian Army
- 11th Hussars (Prince Albert's Own), British Army
- 11th Infantry Brigade Combat Team, US Army
- 11th Infantry Brigade, British Army
- 11th Infantry Brigade, Lebanese Army
- 11th Infantry Division (World War I), US Army
- 11th Infantry Division Brennero, Italian Army
- 11th Infantry Division Reconnaissance Group. French Army
- 11th Infantry Division, Bangladesh Army
- 11th Infantry Division, French Army
- 11th Infantry Division, Indian Army
- 11th Infantry Division, Pakistan Army
- 11th Infantry Division, Wehrmacht
- 11th Infantry Regiment Casale, Italian Army
- 11th Infantry Regiment Kronoberg Regiment, Swedish Army
- 11th Infantry Regiment, French Army
- 11th Infantry Regiment, King's Guard, Royal Thai Army
- 11th Infantry Regiment, Polish Army
- 11th Infantry Regiment, US Army
- 11th Jaeger Battalion, Austrian Army
- 11th Jaeger Regiment, Austrian Army
- 11th King Edward's Own Lancers, Indian Army
- 11th Landwehrstamm Regiment, Austrian Army
- 11th Light Helicopter Group, French Army
- 11th Light Infantry Brigade, Brazilian Army
- 11th Line Infantry Regiment, Belgian Army
- 11th London Regiment (Finsbury Rifles), British Army
- 11th Lubusz Land Armoured Cavalry Division King Jan III Sobieski, Polish Army
- 11th Machine-Gun Regiment, French Army
- 11th Malopolska Territorial Defence Brigade Brigadier-General Leopold Okulicki alias Niedźwiadek, Poland
- 11th Mazurian Artillery Regiment, Polish Army
- 11th Mechanized Division Reconnaissance Battalion, Republic of Korea Army
- 11th Medical Battalion, US Army
- 11th Military Economic Department, Polish Army
- 11th Military Nurses Section, French Army
- 11th Military Police Battalion, Livgardet, Swedish Army
- 11th Military Police Battalion, US Army
- 11th Military Police Brigade, US Army
- 11th Military Region - Lieutenant-Coronel Luiz Crois Region, Brazilian Army
- 11th Mountain Infantry Battalion, Brazilian Army
- 11th Parachute Brigade, French Army
- 11th Psychological Operations Battalion, US Army
- 11th Riga Dragoon Regiment, Imperial Russian Army
- 11th Senegalese Rifle Regiment, French Army
- 11th Signal Battalion, US Army
- 11th Signal Brigade and Headquarters West Midlands, British Army
- 11th Signal Brigade, US Army
- 11th Signal Regiment, Italian Army
- 11th Special Operations Battalion. 112th Independent Territorial Defence Brigade, Ukraine
- 11th Squadron, 1st Parachute Hussars Regiment, French Army
- 11th SS Volunteer Armoured Grenadier Division Nordland
- 11th Staff Battalion
- 11th Staff Battalion, Austrian Army
- 11th Supply Depot, Brazilian Army
- 11th Tank Battalion M.O. Calzecchi, Italian Army
- 11th Tank Battalion, French Army
- 11th Territorial Military Division, French Army
- 11th Tranport Battalion Etnea, Italian Army
- 11th Transport Battalion Etnea, Italian Army
- 11th Transportation Battalion, US Army
- 11th War Dog Directorate, ARVN
- 1204th Support Battalion, Kentucky Army National Guard
- 120th Adjutant General Battalion, US Army
- 120th Army Reserve Command, US Army
- 120th Company, 12th Motorized Rifle Battalion, Swedish Army
- 120th Engineer Battalion, Oklahoma Army National Guard
- 120th Field Artillery Regiment, Wisconsin Army National Guard
- 120th Independent Territorial Defence Brigade, Ukraine
- 120th Infantry Brigade, US Army
- 120th Infantry Regiment Emilia, Italian Army
- 120th Infantry Regiment, North Carolina Army National Guard
- 120th Self-propelled Field Artillery Group Po, Italian Army
- 120th Serpuchov Infantry Regiment, Imperial Russian Army
- 120th Support Group, Maine Army National Guard
- 121st Anti-Aircraft Artillery Regiment Ravenna, Italian Army
- 121st Army Reserve Command, US Army
- 121st Automobile Squadron of the General Reserves, French Army
- 121st Cavalry Regiment, New York Army National Guard
- 121st Chemical Battalion, US Army
- 121st Combat Support Hospital, US Army
- 121st Company, 12th Motorized Rifle Battalion, Swedish Army
- 121st Engineer Battalion, Maryland Army National Guard
- 121st Engineer Regiment, Maryland Defense Force
- 121st Field Artillery Regiment, Wisconsin Army National Guard
- 121st General-Fieldmarshal Count Miljutin's Penza Infantry Regiment, Imperial Russian Army
- 121st Independent Territorial Defence Brigade, Ukraine
- 121st Infantry Division, Wehrmacht
- 121st Infantry Regiment Macerata, Italian Army
- 121st Infantry Regiment, French Army
- 121st Infantry Regiment, Georgia Army National Guard
- 121st Infantry Regiment, New Jersey Army National Guard
- 121st Signal Battalion, US Army
- 121st South African Infantry Battalion, South African Army
- 121st Support Battalion, US Army
- 121st Train Regiment, French Army
- 122nd Army Reserve Command, US Army
- 122nd Blocking Battalion, Austrian Army
- 122nd Cavalry Regiment, Connecticut and Rhode Island Army National Guards
- 122nd Company, 12th Motorized Rifle Battalion, Swedish Army
- 122nd Engineer Battalion, South Carolina Army National Guard
- 122nd Field Artillery Regiment, Illinois Army National Guard
- 122nd Independent Territorial Defence Brigade, Ukraine
- 122nd Infantry Brigade, British Army
- 122nd Infantry Division, Wehrmacht
- 122nd Infantry Regiment, French Army
- 122nd Infantry Regiment, Georgia Army National Guard
- 122nd Maintenance Battalion, US Army
- 122nd Signal Battalion, US Army
- 122nd Support Battalion, US Army
- 122nd Tambov Infantry Regiment, Imperial Russian Army
- 123rd Armor Regiment (formerly 149th Infantry), Kentucky Army National Guard
- 123rd Army Reserve Command, US Army
- 123rd Aviation Regiment, US Army
- 123rd Company, 12th Motorized Rifle Battalion, Swedish Army
- 123rd Engineer Battalion, Illinois Army National Guard
- 123rd Field Artillery Regiment, Illinois Army National Guard
- 123rd Independent Territorial Defence Brigade, Ukraine
- 123rd Infantry Brigade, British Army
- 123rd Infantry Regiment Chieti, Italian Army
- 123rd Infantry Regiment, French Army
- 123rd Infantry Regiment, Illinois Army National Guard
- 123rd Kozlov Infantry Regiment, Imperial Russian Army
- 123rd Signal Battalion, US Army
- 124th Armor Regiment, New York Army National Guard
- 124th Army Reserve Command, US Army
- 124th Baluchistan Infantry, Indian Army
- 124th Cavalry Regiment, Texas Army National Guard
- 124th Company, 12th Motorized Rifle Battalion, Swedish Army
- 124th Independent Territorial Defence Brigade, Ukraine
- 124th Infantry Brigade, British Army
- 124th Infantry Regiment, Florida Army National Guard
- 124th Military Intelligence Battalion, US Army
- 124th Regiment, Vermont Army National Guard
- 124th Regiment, Virginia Army National Guard
- 124th Signal Battalion, US Army
- 124th Topographic Unit, Ukrainian Army
- 124th Voronezh Infantry Regiment, Imperial Russian Army
- 125th Air Traffic Control, US Army
- 125th Armored Engineer Battalion, US Army
- 125th Army Reserve Command, US Army
- 125th Finance Battalion, US Army
- 125th Infantry Division, Wehrmacht
- 125th Infantry Regiment, Michigan Army National Guard
- 125th Kursk Infantry Regiment, Imperial Russian Army
- 125th Military Intelligence Battalion, US Army
- 125th Napier's Rifles, Indian Army
- 125th Signal Battalion, US Army
- 125th Support Battalion, US Army
- 126th Aviation Regiment,Connecticut, Massachusetts and Rhode Island Army National Guards
- 126th Chemical Battalion, Nebraska Army National Guard
- 126th Field Artillery Regiment, Wisconsin Army National Guard
- 126th Finance Battalion, US Army
- 126th Independent Territorial Defence Brigade, Ukraine
- 126th Infantry Division, Wehrmacht
- 126th Infantry Regiment, French Army
- 126th Infantry Regiment, Michigan Army National Guard
- 126th Maintenance Battalion, US Army
- 126th Medical Battalion, California Army National Guard
- 126th Military Intelligence Battalion, US Army
- 126th Rylsk Infantry Regiment, Imperial Russian Army
- 126th Support Battalion, Massachusetts Army National Guard
- 1279th Engineer Battalion (Combat), US Army
- 127th (York Rangers of Canada) Battalion, CEF
- 127th Alpine Infantry Division, French Army
- 127th Armor Regiment, New York Army National Guard
- 127th Engineer Battalion, US Army
- 127th Independent Territorial Defence Brigade, Ukraine
- 127th Infantry Regiment, French Army
- 127th Infantry Regiment, Wisconsin Army National Guard
- 127th Putivl Infantry Regiment, Imperial Russian Army
- 127th Signal Battalion, US Army
- 128th Combat Support Hospital, US Army
- 128th Engineer Battalion, Nebraska Army National Guard
- 128th Fortress Infantry Regiment, French Army
- 128th Infantry Regiment, French Army
- 128th Infantry Regiment, Wisconsin Army National Guard
- 128th Military Intelligence Battalion, US Army
- 128th Mountain Assault Brigade, Ukrainian Army
- 128th Territorial Defence Battalion, Ukraine
- 1297th Support Battalion, Maryland Army National Guard
- 129th Duke of Connaught's Own Baluchis, Indian Army
- 129th Evacuation Hospital, US Army
- 129th Field Artillery Regiment, Missouri Army National Guard
- 129th His Imperial Highness Grand-Duke Michail Alexandrovich's Bessarabia Infantry Regiment, Imperial Russian Army
- 129th Infantry Regiment, French Army
- 129th Infantry Regiment, Illinois Army National Guard
- 129th Signal Battalion, Maryland Army National Guard
- 12e Régiment blindé du Canada, Canadian Army
- 12th (Eastern) Infantry Division, British Army
- 12th African Chasseur Regiment, French Army
- 12th Air Defence Artillery Battalion, Indonesian Army
- 12th Air Defence Battalion, Austrian Air Force
- 12th Airborne Battalion, Khmer National Armed Forces
- 12th Alpine Chasseurs Battalion, French Army
- 12th Alpini Regiment, Italian Army
- 12th Anti Aircraft Artillery Regiment, Finnish Army
- 12th Armored Division, US Army
- 12th Armored Infantry Battalion, US Army
- 12th Armoured Battalion, Polish Army
- 12th Armoured Division, German Army
- 12th Armoured Infantry Brigade, British Army
- 12th Armoured Regiment, Mexican Army
- 12th Army Aviation Brigade Named after General-Cornet Victor Pavlenko, Ukrainian Army
- 12th Army Corps Reconnaissance Group, French Army
- 12th Army Group, US Army
- 12th Army Police Platoon, Brazilian Army
- 12th Army Reparation Office, Italian Army
- 12th Army, British Army
- 12th Artillery Regiment, French Army
- 12th Bauska Infantry Regiment, Latvian Army
- 12th Bersaglieri Regiment, Italian Army
- 12th Brigade Colour
- 12th Brigade, Colombian Army
- 12th Brigade, Japanese Army
- 12th Brigade, Norwegian Army
- 12th Cavalry (Frontier Force), Pakistan Army
- 12th Cavalry Regiment Cavallegeri di Saluzzo, Italian Army
- 12th Cavalry Regiment, US Army
- 12th Combat Aviation Brigade, US Army
- 12th Combined Regiment, Norwegian Army
- 12th Construction Engineer Battalion, Brazilian Army
- 12th Construction Engineer Battalion, Indonesian Army
- 12th Corps Artillery Battalion, Austrian Army
- 12th Cuirassier Regiment, French Army
- 12th Division, Japanese Army
- 12th Dragoons Regiment, French Army
- 12th Emperor Alexander III's Astrakhan Grenadier Regiment, Imperial Russian Army
- 12th Engineer Battalion, French Army
- 12th Engineer Battalion, US Army
- 12th Engineer Regiment, French Army
- 12th Field Artillery Battalion, Indonesian Army
- 12th Field Artillery Group, Brazilian Army
- 12th Field Artillery Regiment, US Army
- 12th Finland Rifle Regiment, Imperial Russian Army
- 12th Foreign Infantry Regiment, French Army
- 12th Fortress Infantry Regiment, French Army
- 12th Guards Company, Brazilian Army
- 12th H.M. The Emperor of Austria and King of Hungary Franz-Joseph I's Belgorod Uhlan Regiment, Imperial Russian Army
- 12th Horse Artillery Battery, Imperial Russian Army
- 12th Infantry Battalion, Brazilian Army
- 12th Infantry Brigade, British Army
- 12th Infantry Brigade, Lebanese Army
- 12th Infantry Division (World War I), US Army
- 12th Infantry Division Philippine Division, US Army
- 12th Infantry Division Reconnaissance Battalion, Republic of Korea Army
- 12th Infantry Division Reconnaissance Group. French Army
- 12th Infantry Division Sassari, Italian Army
- 12th Infantry Division, British Army
- 12th Infantry Division, French Army
- 12th Infantry Division, Pakistan Army
- 12th Infantry Division, Republic of Korea Army
- 12th Infantry Regiment Casale, Italian Army
- 12th Infantry Regiment Northern Småland Regiment, Swedish Army
- 12th Infantry Regiment, Finnish Army
- 12th Infantry Regiment, Polish Army
- 12th Infantry Regiment, US Army
- 12th Infanty Division, Indian Army
- 12th Jaeger Battalion, Austrian Army
- 12th Jaeger Regiment, Austrian Army
- 12th Kresy Field Artillery Regiment, Polish Army
- 12th Landwehrstamm Regiment, Austrian Army
- 12th Light Combat Engineer Company, Brazilian Army
- 12th Light Helicopter Group, French Army
- 12th Light Infantry Brigade (Airmobile), Brazilian Army
- 12th Light Signal Company, Brazilian Army
- 12th Line Infantry Regiment, Belgian Army
- 12th Malopolska Territorial Defence Brigade Brigadier-General Stanisław Taczak, Poland
- 12th Manitoba Dragoons, Canadian Army
- 12th Material Support Base, French Army
- 12th Mechanised Infantry Division, Greek Army
- 12th Mechanized Brigade General Józef Haller, Polish Army
- 12th Mechanized Cavalry Regiment, Brazilian Army
- 12th Military Economic Department, Polish Army
- 12th Military Region - Mendonça Furtado Region, Brazilian Army
- 12th Motorized Rifle Battalion Staff, Livgardet, Swedish Army
- 12th Nelson Regiment, New Zealand
- 12th Ordnance Battalion, US Army
- 12th Pioneer Battalion, French Army
- 12th Podolian Ulan Regiment, Polish Army
- 12th Psychological Operations Battalion, US Army
- 12th Regional Works Commission, Brazilian Army
- 12th Royal Lancers (Prince of Wales's), British Army
- 12th Self-Propelled Field Artillery Group Capua, Italian Army
- 12th Senegalese Rifle Regiment, French Army
- 12th Signal Group, US Army
- 12th SS Armoured Division Hitlerjugend
- 12th Staff Battalion Podolian Uhlans, Polish Army
- 12th Starodub Dragoon Regiment, Imperial Russian Army
- 12th Supply Battalion, Brazilian Army
- 12th Szczecińska Mechanized Division Bolesław Krzywousty, Polish Army
- 12th Tank Battalion, French Army
- 12th Tank Battalion, Ukrainian Army
- 12th Turkestan Rifle Regiment, Imperial Russian Army
- 12th Velikiye Luki Infantry Regiment, Imperial Russian Army
- 12th Wielkopolska Territorial Defence Brigade Brigadier General Stanisław Taczak, Poland
- 12th-16th Hunter River Lancers, Australia
- 13 (Martinique 1809) Light Battery, British Army
- 13 Signal Regiment, British Army
- 130th Amphibious Pioneer Battalion, German Army
- 130th Aviation Battalion, Tennesse Army National Guard
- 130th Engineer Battalion, Puerto Rico Army National Guard
- 130th Engineer Brigade, US Army
- 130th Field Artillery Brigade, Kansas Army National Guard
- 130th Finance Battalion, North Carolina Army National Guard
- 130th Heavy Pioneer Battalion, German Army
- 130th His Imperial Highness Grand-Duke Andrey Vladimirovich's Cherson Infantry Regiment, Imperial Russian Army
- 130th Infantry Division (Phantom Unit), US Army
- 130th Infantry Regiment Perugia, Italian Army
- 130th Infantry Regiment, French Army
- 130th Infantry Regiment, Illinois Army National Guard
- 130th King George's Own Baluchis, Indian Army
- 131 Commando Squadron, RE, British Army
- 131st Armoured Division Centauro, Italian Army
- 131st Artillery Regiment of the Armoured Division Centauro, Italian Army
- 131st Artillery Regiment, Italian Army
- 131st Aviation Regiment, Alabama Army National Guard
- 131st Civil Military Unit, US Army
- 131st Engineer Battalion, Italian Army
- 131st Field Artillery Regiment, Texas Army National Guard
- 131st Independent Reconnaissance Battalion, Ukrainian Army
- 131st Infantry Division, Wehrmacht
- 131st Infantry Regiment, French Army
- 131st Infantry Regiment, Illinois Army National Guard
- 131st Military Police Battalion, North Dakota Army National Guard
- 131st Security Squadron, 13th Security Battalion, Swedish Army
- 131st Signal Battalion, Alabama Army National Guard
- 131st Tiraspol Infantry Regiment, Imperial Russian Army
- 132nd Armoured Division Ariete, Italian Army
- 132nd Army Doghandling Battalion, French Army
- 132nd Artillery Regiment, Italian Army
- 132nd Bendery Infantry Regiment, Imperial Russian Army
- 132nd Engineer Battalion, California Army National Guard
- 132nd Fortress Infantry Regiment, French Army
- 132nd Heavy Field Artillery Group Rovereto, Italian Army
- 132nd Infantry Division, Wehrmacht
- 132nd Infantry Regiment, Illinois Army National Guard
- 132nd Reconnaissance Battalion, Ukrainian Army
- 132nd Separate Restoration Railway Battalion, Russian Army
- 132nd Train Squadron, French Army
- 133rd (Norfolk's Own) Battalion, CEF
- 133rd Armoured Division Littorio, Italian Army
- 133rd Cental Munitions Depot Valea Sebeşului, Romanian Army
- 133rd Central Munitions Depot Valea Sebeşului, Romanian Army
- 133rd Engineer Battalion (formerly 103rd Infantry Regiment), Maine Army National Guard
- 133rd Field Artillery Regiment, Texas Army National Guard
- 133rd Fortress Division, Wehrmacht
- 133rd Infantry Regiment, French Army
- 133rd Infantry Regiment, Iowa Army National Guard
- 133rd Staff and Function Squadron, 13th Security Battalion, Swedish Army
- 134th Aviation Regiment, Nebraska Army National Guard
- 134th Cavalry Regiment, Nebraska Army National Guard
- 134th Combat Support Hospital, US Army
- 134th Field Artillery Battalion, Ohio Army National Guard
- 134th Field Artillery Regiment, Ohio Army National Guard
- 134th Function Squadron, 13th Security Battalion, Swedish Army
- 134th Infantry Battalion, French Army
- 134th Infantry Division, Wehrmacht
- 134th Infantry Regiment, French Army
- 134th Infantry Regiment, Nebraska Army National Guard
- 134th Military Intelligence Battalion, US Army
- 134th Signal Battalion, Minnesota Army National Guard
- 135th Airborne Division (Phantom Unit), US Army
- 135th Aviation Regiment, Missouri Army National Guard
- 135th Independent Management Battalion, Ukrainian Army
- 135th Infantry Regiment, Minnesota Army National Guard
- 135th Kerch-Yenikale Infantry Regiment, Imperial Russian Army
- 135th Military Intelligence Battalion, US Army
- 135th Signal Battalion, Missouri and Nebraska Army National Guards
- 135th Sustainment Command, US Army
- 136th (Durham) Battalion, CEF
- 136th Combat Support Hospital, US Army
- 136th Engineer Battalion Apulum, Romanian Army
- 136th Field Artillery Battalion, Ohio Army National Guard
- 136th Fortress Infantry Regiment, French Army
- 136th Infantry Regiment, Minnesota Army National Guard
- 136th Maneuver Enhancement Brigade, Texas Army National Guard
- 136th Military Police Battalion, Texas Army National Guard
- 136th Signal Battalion, Texas Army National Guard
- 136th Support Battalion, North Dakota Army National Guard
- 137th Armor Regiment, Ohio Army National Guard
- 137th Aviation Battalion, Ohio Army National Guard
- 137th Aviation Regiment, Ohio Army National Guard
- 137th Engineer Battalion, South Dakota Army National Guard
- 137th Field Artillery Regiment, Mississippi Army National Guard
- 137th Guards Airborne Regiment, Russian Army
- 137th Her Imperial Highness Grand-Duchess Maria Pavlovna's Nezyn Infantry Regiment, Imperial Russian Army
- 137th Infantry Division, Wehrmacht
- 137th Infantry Regiment, French Army
- 137th infantry Regiment, Kansas Army National Guard
- 137th Separate Restoration Railway Battalion, Russian Army
- 137th Supply and Service Battalion, US Army
- 138th Air Defense Artillery Regiment, Indiana Army National Guard
- 138th Field Artillery Brigade, USA
- 138th Finance Battalion, Indiana Army National Guard
- 138th Infantry Regiment, French Army
- 138th Infantry Regiment, Missouri Army National Guard
- 138th Military Intelligence Battalion, US Army
- 138th Ordnance Battalion, US Army
- 138th Regiment, Indiana Army National Guard
- 138th Signal Battalion, Indiana Army National Guard
- 138th Special Purpose Center, Ukraine
- 138th Volchov Infantry Regiment, Imperial Russian Army
- 139th Airborne Engineer Battalion, US Army
- 139th Field Artillery Regiment, Indiana Army National Guard
- 139th Fortress Infantry Regiment, French Army
- 139th Infantry Regiment, French Army
- 139th Infantry Regiment, North Carolina Army National Guard
- 139th Medical Brigade, US Army
- 139th Morsansk Infantry Regiment, Imperial Russian Army
- 139th Separate Restoration Railway Battalion, Russian Army
- 139th Support Group, Louisiana Army National Guard
- 139th Territorial Defence Battalion, Ukraine
- 13th (Royal Highlanders of Canada) Battalion, CEF
- 13th Air Defence Battalion, Austrian Air Force
- 13th Airborne Division Black Cat Division, US Army
- 13th Alpine Chasseurs Battalion, French Army
- 13th Anti Aircraft Artillery Regiment, Finnish Army
- 13th Armored Division, US Army
- 13th Armoured Grenadier Battalion, Austrian Army
- 13th Armoured Grenadier Division, German Army
- 13th Armoured Infantry Battalion, Brazilian Army
- 13th Army Corps Reconnaissance Group. French Army
- 13th Army Police Platoon, Brazilian Army
- 13th Army Transport Battalion, Austrian Army
- 13th Artillery Regiment Jaselský, Czech Army
- 13th Artillery Regiment, French Army
- 13th Artillery Regiment, Italian Army
- 13th Aviation Regiment, US Army
- 13th Brigade, Colombian Army
- 13th Brigade, Japanese Army
- 13th Cavalry Battalion, Indonesian Army
- 13th Cavalry Regiment Cavalleggeri di Monferrato, Italian Army
- 13th Cavalry Regiment, US Army
- 13th Cavalry, Indian Army
- 13th Chasseurs on Horse Regiment, French Army
- 13th Coast Artillery Regiment, US Army
- 13th Combat Support Hospital, US Army
- 13th Combined Regiment, Norwegian Army
- 13th Construction Engineer Battalion, Indonesian Army
- 13th Czar Michail Fedorovich's Erivan Life-Grenadier Regiment, Imperial Russian Army
- 13th Division
- 13th Division, Swedish Army
- 13th Engineer Battalion, US Army
- 13th Engineer Regiment, French Army
- 13th Field Artillery Regiment, US Army
- 13th General-Fieldmarshal Count Minich's Military Order Dragoon Regiment, Imperial Russian Army
- 13th General-Fieldmarshal Prince Volkonsky's Belozersk Infantry Regiment, Imperial Russian Army
- 13th H.M. The German Emperor and King of Prussia Wilhelm II's Narva Hussars Regiment, Imperial Russian Army
- 13th Half Brigade of the Foreign Legion, French Army
- 13th Horse Artillery Battery, Imperial Russian Army
- 13th Hussars, British Army
- 13th Infantry Battalion, Latvian National Guard
- 13th Infantry Battalion, Mexican Army
- 13th Infantry Brigade, Indonesian Army
- 13th Infantry Division (Motorized), Wehrmacht
- 13th Infantry Division Re, Italian Army
- 13th Infantry Division Reconnaissance Group, French Army
- 13th Infantry Division, French Army
- 13th Infantry Regiment Dalecarlia Regiment, Swedish Army
- 13th Infantry Regiment Pinerolo, Italian Army
- 13th Infantry Regiment, French Army
- 13th Infantry Regiment, Polish Army
- 13th Infantry Regiment, US Army
- 13th Kresy Field Artillery Regiment, Polish Army
- 13th Lancers, Pakistan Army
- 13th Landwehrstamm Regiment, Austrian Army
- 13th Light Brigade, Netherlands Army
- 13th Line Infantry Regiment, Belgian Army
- 13th Material Support Base, French Army
- 13th Mechanized Battalion, Slovakian Army
- 13th Mechanized Cavalry Regiment, Brazilian Army
- 13th Military Economic Department, Polish Army
- 13th Motorized Infantry Brigade, Brazilian Army
- 13th Mountain Division of the Waffen-SS Handschar (Croatian No 1)
- 13th North Canterbury and Westland Regiment, New Zealand
- 13th Parachute Dragoons Regiment, French Army
- 13th Photogrammetric Center, Ukraine
- 13th Pioneer Company, 55th Alpine Infantry Regiment, French Army
- 13th Psychological Operations Battalion, US Army
- 13th Rajputs, Indian Army
- 13th Reconnaissance Battalion, German Army
- 13th Regiment Aquileia (HUMINT), Italian Army
- 13th Security Battalion Staff, Livgardet, Swedish Army
- 13th Senegalese Rifle Regiment, French Army
- 13th Signal Battalion, US Army
- 13th Special Forces Airborne Brigade, Republic of Korea Army
- 13th Squadron, 13th Military Police Battalion, Swedish Army
- 13th Support Battalion, US Army
- 13th Tank Battalion M.O. Pascucci, Italian Army
- 13th Transportation Battalion, US Army
- 13th Vladimir Uhlan Regiment, Imperial Russian Army
- 13th Wilenski Ulan Regiment, Polish Army
- 13th Śląska Territorial Defence Brigade Lieutenant-Colonel Stanisław Taczak alias Konrad Wawleberg, Poland
- 13th-18th Royal Hussars (Queen Mary's Own), British Army
- 14 Intelligence Company, British Army
- 14 Signal Regiment (Electronic Warfare), British Army
- 1402th Engineer Battalion, California Army National Guard
- 140th Alpine Infantry Regiment, French Army
- 140th Aviation Regiment, California Army National Guard
- 140th Engineer Battalion, District of Colombia Army National Guard
- 140th Engineer Battalion, District of Columbia Army National Guard
- 140th Field Artillery Battalion, Ohio Army National Guard
- 140th Infantry Regiment, Missouri Army National Guard
- 140th Military Intelligence Battalion, US Army
- 140th Separate Special Purpose Center, Ukraine
- 140th Signal Battalion, Colorado Army National Guard
- 140th Zaraysk Infantry Regiment, Imperial Russian Army
- 141st Alpine Infantry Regiment, French Army
- 141st Engineer Battalion, North Dakota Army National Guard
- 141st Field Artillery Regiment (Washington Artillery), Louisiana Army National Guard
- 141st Infantry Divisiion (Phantom Unit), US Army
- 141st Infantry Regiment Catanzaro, Italian Army
- 141st Infantry Regiment, Texas Army National Guard
- 141st Military Intelligence Battalion, Utah Army National Guard
- 141st Mozhaysk Infantry Regiment, Imperial Russian Army
- 141st Reserve Rifle Brigade, Ukrainian Army
- 141st Separate Motorized Regiment, National Guard of the Russian Federation
- 141st Signal Battalion, US Army
- 141st Special Motorised Regiment named after the Hero of the Russian Federation Akhmat-Khadzi Kadyrov, National Guard of the Russian Federation
- 141st Support Battalion, Oregon Army National Guard
- 141st Territorial Defence Battalion, Ukraine
- 142-54th Muleteers Company, French Army
- 142nd Aviation Regiment, New York Army National Guard
- 142nd Battlefield Surveillance Brigade, Alabama Army National Guard
- 142nd Engineer Battalion, North Dakota Army National Guard
- 142nd Field Artillery Brigade, Arkansas Army National Guard
- 142nd Field Artillery Regiment, Arkansas Army National Guard
- 142nd Infantry Regiment, French Army
- 142nd Infantry Regiment, Texas Army National Guard
- 142nd Military Intelligence Battalion, Utah Army National Guard
- 142nd Military Police Brigade, Alabama Army National Guard
- 142nd Reserve Rifle Brigade, Ukrainian Army
- 142nd Signal Battalion, US Army
- 142nd Signal Brigade, Alabama Army National Guard
- 142nd Special Forces Training Centre, Ukraine
- 142nd Zvenigorod Infantry Regiment, Imperial Russian Army
- 143rd Armored Field Artillery Battalion, California Army National Guard
- 143rd Dorogoduz Infantry Regiment, Imperial Russian Army
- 143rd Field Artillery Regiment, California Army National Guard
- 143rd Infantry Regiment, French Army
- 143rd Infantry Regiment, Texas Army National Guard
- 143rd Logistics Battalion, Israeli Ground Forces
- 143rd Military Police Battalion, California Army National Guard
- 143rd Operational Regiment, National Guard of the Russian Federation
- 143rd Ordnance Battalion, US Army
- 143rd Signal Battalion, US Army
- 143rd Sustainment Command, US Army
- 143rd Territorial Defence Battalion, Ukraine
- 143rd West Midlands Brigade, British Army
- 144th (Winnipeg Rifles) Battalion, CEF
- 144th Combat Support Hospital, US Army
- 144th Guards Motor Rifle Division, Russian Army
- 144th Hippomobile Heavy Artillery Regiment, French Army
- 144th Infantry Regiment, French Army
- 144th Infantry Regiment, Texas Army National Guard
- 144th Kashira Infantry Regiment, Imperial Russian Army
- 144th Reserve Rifle Brigade, Ukrainian Army
- 144th Signal Battalion, US Army
- 1457th Engineer Battalion, US Army
- 145th (South) Brigade, British Army
- 145th Armored Regiment (formerly 145th Infantry), Ohio Army National Guard
- 145th Armored Regiment, Ohio Army National Guard
- 145th Aviation Regiment, US Army
- 145th Cavalry Regiment, Oklahoma Army National Guard
- 145th Chemical Battalion, Alabama Army National Guard
- 145th Emperor Alexander III`s Novocherkassk Infantry Regiment, Imperial Russian Army
- 145th Infantry Regiment, Ohio Army National Guard
- 145th Repair and Recovery Regiment, Ukrainian Army
- 146th Cavalry Regiment, Michigan Army National Guard
- 146th Combat Support Hospital, US Army
- 146th Field Artillery Regiment, Washington Army National Guard
- 146th Fortress Infantry Regiment, French Army
- 146th Infantry Regiment, French Army
- 146th Medical Battalion, Michigan Army National Guard
- 146th Signal Battalion, Florida Army National Guard
- 146th Tsaritsyn Infantry Regiment, Imperial Russian Army
- 147th Aviation Regiment, Iowa, Wisconsin and Minnesota Army National Guards
- 147th Combat Support Hospital, Colorado Army National Guard
- 147th Fortress Infantry Regiment, French Army
- 147th Infantry Regiment, Ohio Army National Guard
- 147th Medical Battalion, US Army
- 147th Military Intelligence Battalion, US Army
- 147th Personnel Services Battalion, Minnesota Army National Guard
- 147th Samara Infantry Regiment, Imperial Russian Army
- 147th Support Battalion, Colorado Army National Guard
- 147th Tank Battalion, US Army
- 148th Field Artillery Regiment, Oregon and Idaho Army National Guards
- 148th Fortress Infantry Regiment, French Army
- 148th Her Imperial Highness Grand-Duchess Anastasia Nikolayevna's Caspian Infantry Regiment, Imperial Russian Army
- 148th Indepedent Infantry Brigade, British Army
- 148th Independent Howitzer Artillery Battalion, Ukrainian Army
- 148th Infantry Division, Wehrmacht
- 148th Infantry Regiment, Ohio Army National Guard
- 149th Antiaircraft Artillery Automatic Weapons Battalion, California Army National Guard
- 149th Armor Regiment, California Army National Guard
- 149th Armored Brigade, Kentucky Army National Guard
- 149th Aviation Regiment, Texas Army National Guard
- 149th Fortress Machine Gun Infantry Regiment, French Army
- 149th Infantry Regiment, French Army
- 149th Infantry Regiment, Kentucky Army National Guard
- 149th Maneuver Enhancement Brigade, Kentucky Army National Guard
- 149th Personnel Services Battalion, Texas Army National Guard
- 14th (Indian) Infantry Division, Indian Army
- 14th Adjutant General Battalion, US Army
- 14th Algerian Rifle Regiment, French Army
- 14th Alpine Chasseurs Battalion, French Army
- 14th Alpini Regiment, Italian Army
- 14th Armoured Battalion, Austrian Army
- 14th Armoured Battalion, German Army
- 14th Armoured Cavalry Regiment, Polish Army
- 14th Armoured Division, US Army
- 14th Armoured Grenadier Division Hanse, German Army
- 14th Army Corps Reconnaissance Group. French Army
- 14th Army Police Company, Brazilian Army
- 14th Army, British Army
- 14th Army, Wehrmacht
- 14th Artillery Regiment, South African Army
- 14th Aviation Regiment, US Army
- 14th Battalion (The Prahran Regiment), Australia
- 14th Brigade, Colombian Army
- 14th Brigade, Japanese Army
- 14th Brigade, Norwegian Army
- 14th Canadian Hussars, Canadian Army
- 14th Cavalry Regiment Cavalleggeri di Alessandria, Italian Army
- 14th Cavalry Regiment, US Army
- 14th Coast Artillery Regiment, US Army
- 14th Combat Support Hospital, US Army
- 14th Combined Regiment, Norwegian Army
- 14th Division, Swedish Army
- 14th Division, US Army
- 14th Engineer Battalion, US Army
- 14th Field Artillery Group Murge, Italian Army
- 14th Field Artillery Group, Brazilian Army
- 14th Field Artillery Regiment, Italian Army
- 14th Field Artillery Regiment, Spanish Army
- 14th Field Artillery Regiment, US Army
- 14th Field Hospital, US Army
- 14th Grenadier Division of the Waffen-SS (Galizian No 1 and from Nov 1944 Ukrainian No 1)
- 14th H.I.H. Grand-Duchess Maria Alexandrovna's Yamburg Uhlan Regiment, Imperial Russian Army
- 14th Heir-Tsarevich's Georgian Grenadier Regiment, Imperial Russian Army
- 14th Horse (The Scinde Horse), Indian Army
- 14th Horse Artillery Battery, Imperial Russian Army
- 14th Imam Tukri Light Motorized Infantry Brigade, RSLF
- 14th Infantry Division Isonzo, Italian Army
- 14th Infantry Division, French Army
- 14th Infantry Division, Pakistan Army
- 14th Infantry Regiment Hälsinge Regiment, Swedish Army
- 14th Infantry Regiment Pinerolo, Italian Army
- 14th Infantry Regiment, French Army
- 14th Jazŀowiecki Ulan Regiment, Polish Army
- 14th King Peter I of Serbia's Olonets Infantry Regiment, Imperial Russian Army
- 14th King's Hussars, British Army
- 14th Landwehrstamm Regiment, Austrian Army
- 14th Line Infantry Regiment, Belgian Army
- 14th Logistics Battalion, Brazilian Army
- 14th Malopolska Armoured Brigade
- 14th Malopolska Armoured Brigade Supply Company, Polish Army
- 14th Material Support Base, French Army
- 14th Mechanized Brigade, Ukrainian Army
- 14th Mechanized Cavalry Regiment, Brazilian Army
- 14th Mechanized Signal Company, Brazilian Army
- 14th Military Economic Department, Polish Army
- 14th Military Intelligence Battalion, US Army
- 14th Military Police Brigade, US Army
- 14th Military Police Company, 13th Military Police Battalion, Swedish Army
- 14th Motorized Infantry Battalion, Brazilian Army
- 14th Motorized Infantry Brigade - Silva Paes Brigade, Brazilian Army
- 14th Parachute Command and Support Regiment, French Army
- 14th Pioneer Battalion, Finnish Army
- 14th Psychological Operations Battalion, US Army
- 14th Punjab Regiment, Pakistan Army
- 14th Self-Propelled Artillery Battalion Brigadier General Wacław Wieczorkiewicz, Polish Army
- 14th Senegalese Rifle Regiment, French Army
- 14th South African Infantry Battalion, South African Army
- 14th South Otago Regiment, New Zealand
- 14th The German and Prussian Crownprince's Malorussia Dragoon Regiment, Imperial Russian Army
- 14th Transport Battalion Flavia, Italian Army
- 14th Transportation Battalion, US Army
- 14th US Army (Phantom Unit)
- 14th Vietnameese Battalion, French Army
- 14th Vietnamese Battalion, French Army
- 14th Wielkopolska Field Artillery Regiment, Polish Army
- 14th Zachodniopomorska Territorial Defence Brigade Lieutenant-Colonel Stanisława Jerzego Sędziaka, alias Warta, Poland
- 14th Ziemia Kujawska Infantry Regiment, Polish Army
- 14th-20th King's Hussars, British Army
- 15 Maintenance Unit, South African Army
- 15 Signal Regiment (Information Support), British Army
- 150th (Carabiniers Mont-Royal) Battalion, CEF
- 150th Armor Regiment (formerly 150th Infantry), West Virginia Army National Guard
- 150th Aviation Battalion, New Jersey Army National Guard
- 150th Aviation Regiment, Delaware and New Jersey Army National Guards
- 150th Aviation Regiment, Delawere and New Jersey Army National Guards
- 150th Engineer Battalion, Mississippi Army National Guard
- 150th Field Artillery Regiment, Indiana Army National Guard
- 150th Infantry Regiment, French Army
- 150th Mechanized Brigade, Ukrainian Army
- 150th Motor Rifle Division, Russian Army
- 150th Regimental Combat Team, US Army
- 151st (Central Alberta) Battalion, CEF
- 151st Armored Signal Company, US Army
- 151st Aviation Regiment, South Carolina Army National Guard
- 151st Cavalry Regiment, Arkansas Army National Guard
- 151st Chemical Battalion, Alabama Army National Guard
- 151st Engineer Regiment, French Army
- 151st Infantry Battalion Rǎzboieni, Romanian Army
- 151st Infantry Division Perugia, Italian Army
- 151st Infantry Division, French Army
- 151st Infantry Regiment Sassari, Italian Army
- 151st Infantry Regiment, French Army
- 151st Infantry Regiment, Indiana Army National Guard
- 151st Mechanized Brigade, Ukrainian Army
- 151st Military Police Battalion, West Virginia Army National Guard
- 151st Reconnaissance Strike Battalion, Ukrainian Army
- 151st Signal Battalion, South Carolina Army National Guard
- 152nd Cavalry Regiment (formerly 152nd Infantry), Indiana Army National Guard
- 152nd Chemical Battalion, Alabama Army National Guard
- 152nd Division
- 152nd Engineer Battalion, New York Army National Guard
- 152nd Field Artillery Regiment, Maine Army National Guard
- 152nd Infantry Division Piceno, Italian Army
- 152nd Infantry Division, French Army
- 152nd Infantry Regiment Sassari, Italian Army
- 152nd Infantry Regiment, French Army
- 152nd Mechanized Brigade, Ukrainian Army
- 153rd Airborne Anti Aircraft Artillery Battalion, US Army
- 153rd Alpine Infantry Regiment, French Army
- 153rd Cavalry Regiment, Florida Army National Guard
- 153rd Engineer Battalion, South Dakota Army National Guard
- 153rd Finance Battalion, Flordia Army National Guard
- 153rd Finance Battalion, Florida Army National Guard
- 153rd Fortress Infantry Regiment, French Army
- 153rd Infantry Brigade, ROCA
- 153rd Infantry Brigade, Ukrainian Army
- 153rd Infantry Division Macerata, Italian Army
- 153rd Infantry Regiment (First Arkansas), Arkansas Army National Guard
- 153rd Infantry Regiment, French Army
- 153rd Territorial Defence Battalion, Ukraine
- 154th Armament and Munitions Depot Prahova, Romanian Army
- 154th Fortress Infantry Regiment, French Army
- 154th Infantry Division Murge, Italian Army
- 154th Preobrazhensky Independent Commandant's Regiment, Russian Army
- 154th Quartermaster Battalion, Pennsylvania Army National Guard
- 154th Regiment, Mississippi Army National Guard
- 154th Signal Battalion, US Army
- 155th Armored Brigade Combat Team, Mississippi Army National Guard
- 155th Chemical Battalion, Ohio Army National Guard
- 155th Engineer Battalion, US Army
- 155th Fortress Infantry Regiment, French Army
- 155th Heavy Field Artillery Group Emilia, Italian Army
- 155th Infantry Division Emilia, Italian Army
- 155th Infantry Regiment, Mississippi Army National Guard
- 156 (North West) Transport Regiment,RLC, British Army
- 156th Armor Regiment, Louisiana Army National Guard
- 156th Engineer Battalion Texas Army National Guard
- 156th Field Artillery Regiment, New York Army National Guard
- 156th Fortress Infantry Regiment, French Army
- 156th Infantry Division Vincenza, Italian Army
- 156th Infantry Regiment, Louisiana Army National Guard
- 156th Information Operations Battalion, Washington Army National Guard
- 156th Signal Battalion, Michigan Army National Guard
- 157th Field Artillery Regiment, Colorado Army National Guard
- 157th Fortress Artillery Regiment, French Army
- 157th Infantry Brigade, Ukrainian Army
- 157th Infantry Division (Phantom Unit), US Army
- 157th Infantry Division Novara, Italian Army
- 157th Infantry Regiment Leoni di Liguria, Italian Army
- 157th Infantry Regiment, Colorado Army National Guard
- 157th Maneuver Enhancement Brigade, Wisconsin Army National Guard
- 157th Ordnance Battalion, Arizona Army National Guard
- 157th Regimental Combat Team, US Army
- 157th Support Battalion, US Army
- 158th Aviation Regiment, US Army
- 158th Cavalry Regiment, Maryland Army National Guard
- 158th Field Artillery Regiment, Oklahoma Army National Guard
- 158th Finance Battalion, Arizona Army National Guard
- 158th Infantry Brigade, Ukrainian Army
- 158th Infantry Division Zara, Italian Army
- 158th Infantry Regiment Liguria, Italian Army
- 158th Infantry Regiment, Arizona Army National Guard
- 158th Infantry Regiment, French Army
- 158th Quartermaster Battalion, Arizona Army National Guard
- 159th Alpine Infantry Regiment, French Army
- 159th Aviation Regiment, US Army
- 159th Combat Support Hospital, Louisiana Army National Guard
- 159th Field Artillery Battalion, US Army
- 159th Infantry Brigade, Ukrainian Army
- 159th Infantry Division Veneto, Italian Army
- 159th Infantry Regiment, California Army National Guard
- 159th Military Police Battalion, US Army
- 159th Train Regional Construction Center, French Army
- 159th Transportation Battalion, US Army
- 15th (Indian) Infantry Division, Indian Army
- 15th (Scottish) Infantry Division, British Army
- 15th Algerian Rifle Regiment, French Army
- 15th Alpine Chasseurs Battalion, French Army
- 15th Alpini Regiment, Italian Army
- 15th Armored Division (Phantom Unit), US Army
- 15th Armoured Division (Deception), British Army
- 15th Armoured Regiment, Indian Army
- 15th Army Group, US Army
- 15th Artillery Reconnaissance Brigade, Ukrainian Army
- 15th Artillery Regiment, French Army
- 15th Aviation Group, US Army
- 15th Battalion (The Oxley Regiment), Australia
- 15th Brigade Colour
- 15th Brigade, Colombian Army
- 15th Brigade, Japanese Army
- 15th Brigade, Norwegian Army
- 15th Cavalry Regiment Cavalleggeri di Lodi, Italian Army
- 15th Cavalry Regiment, US Army
- 15th Chasseurs on Horse Regiment, French Army
- 15th Coast Artillery Regiment, US Army
- 15th Combined Regiment, Norwegian Army
- 15th Division
- 15th Dragoons Regiment, French Army
- 15th Emperor Alexander III's Pereiaslav Dragoon Regiment, Imperial Russian Army
- 15th Engineer Battalion, US Army
- 15th Field Artillery Battalion, Indonesian Army
- 15th Field Artillery Regiment, Polish Army
- 15th Field Artillery Regiment, US Army
- 15th Finance Battalion, US Army
- 15th General-Fieldmarshal Prince Anikita Repnin's Schlüsselburg Infantry Regiment, Imperial Russian Army
- 15th Giżycko Mechanised Brigade Zawisza Czarny, Polish Army
- 15th Gołdap Anti-Aircraft Regiment, Polish Army
- 15th Grenadier Division of the Waffen-SS (Latvian No 1)
- 15th H.M. The King of Montenegro Nikola I:s Rifle Regiment, Imperial Russian Army
- 15th His Imperial Highness Grand-Duke Konstantin Konstantinovich's Tiflis Grenadier Regiment, Imperial Russian Army
- 15th Horse Artillery Battery, Imperial Russian Army
- 15th Infantry Division (Ready Reserve), Philippine Army
- 15th Infantry Division Bergamo, Italian Army
- 15th Infantry Division Reconnaissance Group. French Army
- 15th Infantry Division, French Army
- 15th Infantry Division, Pakistan Army
- 15th Infantry Regiment Älvsborg Regiment, Swedish Army
- 15th Infantry Regiment, Finnish Army
- 15th Infantry Regiment, French Army
- 15th Infantry Regiment, US Army
- 15th Lancers (Baloch), Pakistan Army
- 15th Logistics Battalion, Brazilian Army
- 15th Material Support Base, French Army
- 15th Mechanized Brigade Podul Înalt, Romanian Army
- 15th Mechanized Cavalry School Regiment - General Pitaluga Regiment, Brazilian Army
- 15th Military Economic Department, Polish Army
- 15th Military Intelligence Battalion, US Army
- 15th Military Police Brigade, US Army
- 15th Military Police Company, 13th Military Police Battalion, Swedish Army
- 15th Motor Rifle Brigade, Russian Army
- 15th Motorized Infantry Battalion, Brazilian Army
- 15th Motorized Infantry Brigade, Brazilian Army
- 15th Mountain-Assault Sevastopol Battalion, Ukrainian Army
- 15th North Auckland Regiment, New Zealand
- 15th Ordnance Battalion, US Army
- 15th Personnel Service Battalion, US Army
- 15th Personnel Services Battalion, US Army
- 15th Poznan Ulan Regiment, Polish Army
- 15th Psychological Operations Battalion, US Army
- 15th Punjab Regiment, Pakistan Army
- 15th Senegalese Rifle Regiment, French Army
- 15th Separate Detachment of Special Forces Vyatich, National Guard of the Russian Federation
- 15th Signal Brigade, US Army
- 15th South African Infantry Battalion, South African Army
- 15th South Auckland Regiment, New Zealand
- 15th Sustainment Brigade, US Army
- 15th The King's Hussars, British Army
- 15th US Army
- 15th Wilków Infantry Regiment, Polish Army
- 15th-19th The King's Royal Hussars, British Army
- 16 Field Squadron, RE, British Army
- 16 Maintenance Unit, South African Army
- 16 Signal Regiment, British Army
- 160th Field Artillery Regiment, Oklahoma Army National Guard
- 160th Fortress Infantry Regiment, French Army
- 160th Infantry Brigade and Headquarters Wales, British Army
- 160th Infantry Regiment, California Army National Guard
- 160th Military Police Battalion, US Army
- 160th Signal Brigade, US Army
- 160th Special Operations Aviation Regiment, US Army
- 161st Field Artillery Regiment, Kansas Army National Guard
- 161st Fortress Infantry Regiment, French Army
- 161st Independent Infantry Brigade, British Army
- 161st Infantry Division, Wehrmacht
- 161st Infantry Regiment, Washington Army National Guard
- 161st Medical Battalion, Alabama Army National Guard
- 161st Topographic Surveying Center, Ukraine
- 162nd Field Artillery Regiment, Puerto Rico Army National Guard
- 162nd Independent Infantry Brigade, British Army
- 162nd Infantry Brigade, US Army
- 162nd Infantry Regiment, Oregon Army National Guard
- 162nd Military Intelligence Battalion, US Army
- 162nd Quartermaster Battalion, Puerto Rico Army National Guard
- 162nd Signal Battalion. Israeli Ground Forces
- 163rd Armored Brigade, Montana Army National Guard
- 163rd Artillery Regiment, French Army
- 163rd Cavalry Regiment, Montana Army National Guard
- 163rd Field Artillery Regiment, Indiana Army National Guard
- 163rd Infantry Division, Wehrmacht
- 163rd Infantry Regiment, Montana Army National Guard
- 163rd Light Africa Division, Wehrmacht
- 163rd Medical Battalion, US Army
- 163rd Military Intelligence Battalion, US Army
- 163rd Signal Battalion, US Army
- 164th Air Defense Artillery Brigade, Florida Army National Guard
- 164th Engineer Battalion, North Dakota Army National Guard
- 164th Field Artillery Battalion, California Army National Guard
- 164th Infantry Regiment, French Army
- 164th Light Africa Division, Wehrmacht
- 164th Quartermaster Depot Moldova, Romanian Army
- 164th Quartermaster Group, US Army
- 164th Transportation Battalion, Massachusetts Army National Guard
- 165th Fortress Infantry Regiment, French Army
- 165th Lutsk Infantry Regiment, Imperial Russian Army
- 165th Position Artillery Regiment, French Army
- 165th Quartermaster Group, US Army
- 166th Aviation Brigade, US Army
- 166th Fortress Infantry Regiment, French Army
- 166th Infantry Regiment, Ohio Army National Guard
- 166th Regimental Combat Team, US Army
- 167th Cavalry Regiment, Nebraska Army National Guard
- 167th Fortress Infantry Regiment, French Army
- 167th Infantry Regiment, Alabama Army National Guard
- 167th Military Police Battalion, North Carolina Army National Guard
- 167th Support Battalion, US Army
- 167th Sustainment Command, US Army
- 168th Aviation Regiment, Washington Army National Guard
- 168th Engineer Battalion, US Army
- 168th Engineer Brigade, Mississippi Army National Guard
- 168th Field Artillery Regiment, Colorado Army National Guard
- 168th Fortress Infantry Regiment, French Army
- 168th Infantry Division, Wehrmacht
- 168th Infantry Regiment (Third Iowa), Iowa Army National Guard
- 168th Logistics Support Battalion Pontus Euxinus, Romanian Army
- 168th Medical Battalion, US Army
- 168th Support Battalion, US Army
- 169th Aviation Regiment, Connecticut Army National Guard
- 169th Engineer Battalion, US Army
- 169th Field Artillery Brigade, Colorado Army National Guard
- 169th Fortress Infantry Regiment, French Army
- 169th Infantry Division, Wehrmacht
- 169th Infantry Regiment, Connecticut Army National Guard
- 169th Novo Troki Infantry Regiment, Imperial Russian Army
- 16th (Irish) Infantry Division, British Army
- 16th (Waikato) Regiment, New Zealand
- 16th Air Assault Brigade, British Army
- 16th Air Traffic Control Battalion, US Army
- 16th Airborne Battalion Brigadier General Marian Zdrzałka, Polish Army
- 16th Alpini Regiment, Italian Army
- 16th Armored Division, US Army
- 16th Armoured Division, Islamic Republic of Iran Army
- 16th Army Aviation Brigade, Ukrainian Army
- 16th Army, Wehrmacht
- 16th Artillery Regiment, French Army
- 16th Battalion (Cameron Highlanders of Western Australia), Australia
- 16th Belgian Armoured Division, Belgian Army
- 16th Brigade, Colombian Army
- 16th British Columbia Scottish) Battalion, CEF
- 16th Cavalry Regiment Cavalleggeri di Lucca, Italian Army
- 16th Cavalry Regiment, US Army
- 16th Center for Information and Psychological Operations, Ukraine
- 16th Chasseurs on Foot Battalion, French Army
- 16th Coast Artillery Regiment, US Army
- 16th Combat Aviation Brigade, US Army
- 16th Division
- 16th Dolnośląska Territorial Defence Brigade Lieutenant-Colonel Ludwika Marszałka, alias Zbroja, Poland
- 16th Dragoon Regiment, Polish Army
- 16th Dragoons Regiment, French Army
- 16th Engineer Battalion, French Army
- 16th Engineer Battalion, US Army
- 16th Engineer Brigade, Ohio Army National Guard
- 16th Engineer Regiment, Ukrainian Army
- 16th Field Artillery Battalion, Indonesian Army
- 16th Field Artillery Regiment, US Army
- 16th General G. Orlicz-Dreszer's Wielkopolski Ulan Regiment, Polish Army
- 16th Group, South African Army
- 16th H.I.M. The Crownprinces's Tver Dragoon Regiment, Imperial Russian Army
- 16th His Imperial Highness Grand-Duke Dimitry Konstantinovich's Mingrelian Grenadier Regiment, Imperial Russian Army
- 16th Horse Artillery Battery, Imperial Russian Army
- 16th Independent Artillery Brigade, Ukrainian National Guard
- 16th Independent Polish Armoured Brigade
- 16th Infantry Division (Motorized), Wehrmacht
- 16th Infantry Division Pistoia, Italian Army
- 16th Infantry Division, Pakistan Army
- 16th Infantry Regiment Halland Regiment, Swedish Army
- 16th Infantry Regiment Savona, Italian Army
- 16th Infantry Regiment, US Army
- 16th Jungle Infantry Brigade, Brazilian Army
- 16th Ladoga Infantry Regiment, Imperial Russian Army
- 16th Legion Infantry Regiment, Polish Army
- 16th Logistics Base, Brazilian Army
- 16th Logistics Battalion, Brazilian Army
- 16th Logistics Regiment, Polish Army
- 16th Marine Infantry Regiment, French Army
- 16th Mechanised Infantry Division, Greek Army
- 16th Medical Battalion, US Army
- 16th Military Economic Department, Polsih Army
- 16th Military Police Brigade, US Army
- 16th Military Police Company, 13th Military Police Battalion, Swedish Army
- 16th Motorized Infantry Battalion, Brazilian Army
- 16th Ordnance Battalion, US Army
- 16th Personnel Training Center of the ODON, National Guard of the Russian Federation
- 16th Pomeranian Field Artillery Regiment, Polish Army
- 16th Pomeranian Mechanized Division Casimir IV Jagiellon, Polish Army
- 16th Psychological Operations Battalion, US Army
- 16th Punjab Regiment, Pakistan Army
- 16th Quartermaster Battalion, US Army
- 16th Selfpropelled Field Artillery Group, Brazilian Army
- 16th Senegalese Rifle Regiment, French Army
- 16th Signal Battalion, US Army
- 16th SS Armoured Grenadier Division Reichsführer-SS
- 16th Sustainment Brigade, US Army
- 16th Tczewski Sapper Battalion, Polish Army
- 16th The Queen's Lancers, British Army
- 16th-5th The Queen's Royal Lancers, British Army
- 170th Artillery Regiment, New York Army National Guard
- 170th Independent Logistics Battalion, Ukrainian Army
- 170th Infantry Brigade, US Army
- 170th Infantry Division, Wehrmacht
- 170th Infantry Regiment, French Army
- 170th Military Police Battalion, Georgia Army National Guard
- 171st (Quebec Rifles) Battalion, CEF
- 171st Aviation Regiment, Georgia Army National Guard
- 171st Field Artillery Regiment, Oklahoma Army National Guard
- 171st Fortress Infantry Regiment, French Army
- 171st Infantry Regiment, French Army
- 171st Kobrin Infantry Regiment, Imperial Russian Army
- 172nd Cavalry Regiment (formerly 172nd Armor and 172nd Infantry), Vermont Army National Guard
- 172nd Field Artillery Regiment, New Hampshire Army National Guard
- 172nd Fortress Infantry Regiment, French Army
- 172nd Infantry Brigade, US Army
- 172nd Infantry Regiment, French Army
- 172nd Infantry Regiment, New Hampshire, New York, Vermont and Maine Army National Guards
- 172nd Lida Infantry Regiment, Imperial Russian Army
- 172nd Medical Battalion, US Army
- 172nd Support Battalion, US Army
- 173rd Airborne Brigade Combat Team, US Army
- 173rd Engineer Battalion, Wisconsin Army National Guard
- 173rd Infantry Regiment (formerly 131st Cavalry and 131st Armor), Alabama Army National Guard
- 173rd Infantry Regiment, French Army
- 173rd Kamenets Infantry Regiment, Imperial Russian Army
- 173rd Support Battalion, US Army
- 174th Air Defence Artillery Brigade, Ohio Army National Guard
- 174th Air Defense Artillery Regiment, Ohio Army National Guard
- 174th Armor Regiment, New York Army National Guard
- 174th Infantry Regiment, New York Army National Guard
- 174th Mixed Depot, Romanian Army
- 174th Romny Infantry Regiment, Imperial Russian Army
- 175th Field Artillery Regiment, Minnesota Army National Guard
- 175th Infantry Regiment, Maryland Army National Guard
- 175th Medical Brigade, US Army
- 175th Military Police Battalion, Missouri Army National Guard
- 176 (Abu Klea) Battery, British Army
- 176th Engineer Battalion, Texas Army National Guard
- 176th Finance Battalion, US Army
- 176th Medical Brigade, US Army
- 176th Regimental Combat Team, US Army
- 176th Support Battalion, Tennessee Army National Guard
- 177th (Simcoe Foresters) Battalion, CEF
- 177th Air Defense Artillery Regiment, Michigan Army National Guard
- 177th Engineer Battalion, New Jersey, Rhode Island and Florida Army National Guards
- 177th Finance Battalion, US Army
- 177th Military Police Brigade, Michigan Army National Guard
- 178th (Quebec) Battalion, CEF
- 178th Field Artillery Regiment, South Carolina Army National Guard
- 178th Infantry Regiment, Illinois Army National Guard
- 178th Regimental Combat Team, US Army
- 179-18th Muleteers Company, French Army
- 179th Infantry Regiment, Oklahoma Army National Guard
- 179th Joint Training Center for Communications Troops, Ukrainian Army
- 179th Signal Battalion, US Army
- 179th Ust-Dvinsk Infantry Regiment, Imperial Russian Army
- 17th (Indian) Infantry Division, Indian Army
- 17th (Seaforth Highlanders of Canada) Battalion, CEF
- 17th (Service) - 20th (Service) Battalions, The King's Liverpool Regiment
- 17th Airborne Division Golden Talons Division, US Army
- 17th Algerian Rifle Regiment, French Army
- 17th Anti-Aircraft Artillery Regiment Sforzesca, Italian Army
- 17th Armored Infantry Battalion, US Army
- 17th Armoured Division, Wehrmacht
- 17th Army Corps Reconnaissance Group, French Army
- 17th Artillery Regiment, Belgian Army
- 17th Artillery Regiment, French Army
- 17th Aviation Brigade, US Army
- 17th Battle Support Battalion, Latvian National Guard
- 17th Border Battalion, Brazilian Army
- 17th Brigade, Colombian Army
- 17th Cavalry Regiment Cavalleggeri di Caserta, Italian Army
- 17th Cavalry Regiment, US Army
- 17th Division
- 17th Engineer Battalion, US Army
- 17th Field Artillery Battalion, Indonesian Army
- 17th Field Artillery Brigade, US Army
- 17th Field Artillery Group, Brazilian Army
- 17th Field Artillery Regiment, Polish Army
- 17th Field Artillery Regiment, South African Army
- 17th Field Artillery Regiment, US Army
- 17th Greater Poland Mechanised Brigade Lt.-Gen. Józef Dowbor-Muśnicki, Polish Army
- 17th Group, South African Army
- 17th H.I.H. Grand-Duke Michail Alexandrovich's Chernigov Hussars Regiment, Imperial Russian Army
- 17th His Imperial Highness Grand-Duke Vladimir Alexandrovich's Arkhangelsk Infantry Regiment, Imperial Russian Army
- 17th His Majesty's Nishny-Novgorod Dragoon Regiment, Imperial Russian Army
- 17th Horse (The Poona Horse), Indian Army
- 17th Horse Artillery Battery, Imperial Russian Army
- 17th Infantry Brigade, British Army
- 17th Infantry Brigade, Indonesian Army
- 17th Infantry Division (Phantom Unit), US Army
- 17th Infantry Division Pavia, Italian Army
- 17th Infantry Division, Pakistan Army
- 17th Infantry Division, Republic of Korea Army
- 17th Infantry Division, Wehrmacht
- 17th Infantry Regiment, Finnish Army
- 17th Infantry Regiment, Polish Army
- 17th Infantry Regiment, US Army
- 17th Infantry Regt Bohuslän Regiment, Swedish Army
- 17th Jaeger Battalion, Austrian Army
- 17th Jungle Infantry Brigade - Principe da Beira Brigade, Brazilian Army
- 17th Jungle Infantry Company, Brazilian Army
- 17th King Bolesŀaw Chrobryn's Wielkopolski Ulan Regiment, Polish Army
- 17th Kryvyi Rih Tank Brigade Named after Konstantin Pestushko, Ukrainian Army
- 17th Lancers (Duke of Cambridge's Own), British Army
- 17th Light Horse (Prince of Wales's Light Horse), Australian Army
- 17th Light Horse (Prince of Wales's Light Horse, Australian Army
- 17th Light Logistics Battalion, Brazilian Army
- 17th London Regiment (Tower Hamlet Rifles), British Army
- 17th Military Economic Department, Polish Army
- 17th Mountain Rifle Battalion Dragoş Vodă, Romanian Army
- 17th Parachute Engineer Regiment, French Army
- 17th Psychological Operations Battalion, US Army
- 17th Senegalese Rifle Regiment, French Army
- 17th Signal Battalion, US Army
- 17th Special Forces Detachment Edelweiss, National Guard of the Russian Federation
- 17th SS Armoured Grenadier Division Götz von Berlichingen
- 17th Support Battalion, US Army
- 17th Sustainment Brigade, Nevada Army National Guard
- 17th Transportation Battalion, US Army
- 17th Volunteer Administration Regiment Acqui, Italian Army
- 17th-21st Lancers, British Army
- 18 (UK Special Forces) Signal Regiment, British Army
- 18 Light Regiment, South African Artillery, South African Army
- 1802nd Special Regiment, US Army
- 180th Cavalry Regiment (formerly 180th Infantry), Oklahoma Army National Guard
- 180th Field Artillery Battalion, Massachusetts Army National Guard
- 180th Field Artillery Regiment, Arizona Army National Guard
- 180th Infantry Division, Wehrmacht
- 180th Medical Battalion, US Army
- 180th Transportation Battalion, US Army
- 180th Windau Infantry Regiment, Imperial Russian Army
- 181st Battalion, CEF
- 181st Engineer Battalion, Massachusetts Army National Guard
- 181st Field Artillery Regiment, Tennessee Army National Guard
- 181st Infantry Regiment, Massachusetts Army National Guard
- 181st Intelligence Battalion, Argentine Army
- 181st Signal Battalion, US Army
- 181st Support Battalion, Washington Army National Guard
- 181st Transportation Battalion, US Army
- 182nd Cavalry Regiment (formerly 182nd Infantry), Massachusetts Army National Guard
- 182nd Field Artillery Regiment, Michigan Army National Guard
- 182nd Gorchov Infantry Regiment, Imperial Russian Army
- 182nd Heavy Artillery Regiment, French Army
- 182nd Regimental Combat Team, US Army
- 182nd Territorial Defence Battalion, Ukraine
- 183rd Artillery Battalion General Ion Dragalina, Romanian Army
- 183rd Aviation Regiment, Idaho Army National Guard
- 183rd Cavalry Regiment (formerly 183rd Infantry), Virginia Army National Guard
- 183rd Infantry Division, Wehrmacht
- 183rd Parachute Regiment Nembo, Italian Army
- 183rd Pultusk Infantry Regiment, Imperial Russian Army
- 183rd Regiment, Virginia Army National Guard
- 184th Infantry Regiment, California Army National Guard
- 184th Ordnance Battalion, US Army
- 184th Parachutist Artillery Regiment, Italian Army
- 184th Separate Signal Battalion, National Guard of the Russian Federation
- 184th Signal Support Regiment Cansiglio, Italian Army
- 184th Transportation Brigade, Mississippi Army National Guard
- 184th Warsaw Infantry Regiment, Imperial Russian Army
- 185th Armor Regiment, California Army National Guard
- 185th Aviation Brigade, Mississippi Army National Guard
- 185th Aviation Regiment, Mississippi Army National Guard
- 185th Bashkadyklar Infantry Regiment, Imperial Russian Army
- 185th Field Artillery Regiment, Iowa Army National Guard
- 185th Infantry Regiment, California Army National Guard
- 185th Logistics Support Battalion Mureş, Romanian Army
- 185th Military Police Battalion, California Army National Guard
- 185th Quartermaster Battalion, California Army National Guard
- 186th Aslanduzky Infantry Regiment, Imperial Russian Army
- 186th Infantry Regiment, Oregon Army National Guard
- 186th Parachute Regiment Folgore, Italian Army
- 187th Airborne Regimental Combat Team, US Army
- 187th Armor Regiment, Florida Army National Guard
- 187th Avarian Infantry Regiment, Imperial Russian Army
- 187th Infantry Regiment, US Army
- 187th Medical Battalion, US Army
- 187th Ordnance Battalion, US Army
- 187th Parachute Regiment Folgore, Italian Army
- 1889th Regional Support Group, Montana Army National Guard
- 188th Air Defense Artillery Regiment, North Dakota Army National Guard
- 188th Engineer Brigade, Land Forces of Belarus
- 188th Infantry Regiment, US Army
- 188th Kars Infantry Regiment, Imperial Russian Army
- 188th Medical Battalion, US Army
- 188th Mountain Division, Wehrmacht
- 1899th Central Base for the Repair and Storage of Communication Equipment, Ukrainian Army
- 189th Aviation Regiment, Montana Army National Guard
- 189th Field Artillery Regiment, Oklahoma Army National Guard
- 189th Izmail Infantry Regiment, Imperial Russian Army
- 18th (Indian) Infantry Division, Indian Army
- 18th (Western Ontario) Battalion, CEF
- 18th Airborne Division (Phantom Unit), US Army
- 18th Airborne Infantry Brigade, Indonesian Army
- 18th Alpini Regiment, Italian Army
- 18th Anti-Aircraft Artillery Regiment, Italian Army
- 18th Armoured Regiment Gotland Regiment, Swedish Army
- 18th Army Corps Reconnaissance Group. French Army
- 18th Aviation Battalion, US Army
- 18th Aviation Brigade, US Army
- 18th Bersaglieri Regiment, Italian Army
- 18th Bielski Airborne Battalion Captain Ignacy Gazurek, Polish Army
- 18th Border Infantry Brigade, Brazilian Army
- 18th Brigade, Colombian Army
- 18th Cavalry Regiment Cavalleggeri di Piacenza (1860-1871 Ussari di Piacenza), Italian Army
- 18th Cavalry Regiment, California Army National Guard
- 18th Cavalry, Indian Army
- 18th Chasseurs on Horse Regiment, French Army
- 18th Combined Arms Army, Russian Army
- 18th Division, Finnish Army
- 18th Dragoons Regiment, French Army
- 18th Engineer Battalion, US Army
- 18th Engineer Brigade, US Army
- 18th Exploration and Surveillance Brigade Decebal, Romanian Army
- 18th Field Artillery Battalion, Indonesian Army
- 18th Field Artillery Brigade, US Army
- 18th Field Artillery Group, Brazilian Army
- 18th Field Artillery Regiment, Polish Army
- 18th Field Artillery Regiment, US Army
- 18th Group, South African Army
- 18th Guards Motor Rifle Brigade, Russian Army
- 18th H.M. The King of Romania Carol I's Vologda Infantry Regiment, Imperial Russian Army
- 18th H.M. the King of Romania's Vologda Infantry Regiment, Imperial Russian Army
- 18th Horse Artillery Battery, Imperial Russian Army
- 18th Infantry Division Messina, Italian Army
- 18th Infantry Division Reconnaissance Group, French Army
- 18th Infantry Division, ARVN
- 18th Infantry Division, Pakistan Army
- 18th Infantry Division, Wehrmacht
- 18th Infantry Regiment Acqui, Italian Army
- 18th Infantry Regiment, Polish Army
- 18th Infantry Regiment, US Army
- 18th Jaeger Battalion, Austrian Army
- 18th King George's Own Lancers, Indian Army
- 18th light Horse Regiment (Adelaide Lancers), Australian Army
- 18th Light Horse Regiment (Adelaide Lancers), Australian Army
- 18th Machine Gun-Artillery Division, Russian Army
- 18th Mechanized Division, Polish Army
- 18th Mechnanized Division, Polish Army
- 18th Medical Command, US Army
- 18th Military Economic Department, Polish Army
- 18th Military Police Brigade, US Army
- 18th Motorized Infantry Battalion - Passo da Patria Battalion, Brazilian Army
- 18th Parachute Chasseur Regiment, French Army
- 18th Personnel Group, US Army
- 18th Personnel Services Battalion, US Army
- 18th Pomeranian Ulan Regiment, Polish Army
- 18th Pommeranian Ulan Regiment, Polish Army
- 18th Psychological Operations Battalion, US Army
- 18th Rifle Regiment, Imperial Russian Army
- 18th Royal Hussars (Queen Mary's Own), British Army
- 18th Senegalese Rifle Regiment, French Army
- 18th SS Volunteer Armoured Grenadier Division Horst Wessel
- 18th Staff Battalion, Polish Army
- 18th Stołeczna Territorial Defence Brigade, Poland
- 18th The Danish King Christian IX's Seversk Dragoon Regiment, Imperial Russian Army
- 19 Maintenance Unit, South African Army
- 19 Regiment, RA, British Army
- 1901st Engineer Battalion, US Army
- 1905th Engineer Aviation Battalion, California and Oregon Army National Guards
- 190th Combat Sustainment Support Battalion, Montana Army National Guard
- 190th Engineer Battalion, Puerto Rico Army National Guard
- 190th Field Artillery Regiment, Montana Army National Guard
- 190th Ochakovski Infantry Regiment, Imperial Russian Army
- 190th Quartermaster Battalion, Indiana Army National Guard
- 190th Signal Battalion, US Army
- 190th Transportation Battalion, Indiana Army National Guard
- 1910th Staff and Service Company, 191st Mechanized Battalion, Norrbotten Regiment, Swedish Army
- 1911th Armoured Rifle Company, 191st Mechanized Battalion, Norrbotten Regiment, Swedish Army
- 1912th Armoured Rifle Company, 191st Mechanized Battalion, Norrbotten Regiment, Swedish Army
- 1913th Armoured Company, 191st Mechanized Battalion, Norrbotten Regiment, Swedish Army
- 1914th Armoured Company, 191st Mechanized Battalion, Norrbotten Regiment, Swedish Army
- 1915th Support Company, 191st Mechanized Battalion, Norrbotten Regiment, Swedish Army
- 191st Largo-Kagulski Infantry Regiment, Imperial Russian Army
- 191st Ordnance Battalion, US Army
- 192nd (Crow's Nest Pass) Battalion, CEF
- 192nd Cavalry Regiment, Puerto Rico Army National Guard
- 192nd Chemical Battalion, Connecticut Army National Guard
- 192nd Engineer Battalion, Connecticut Army National Guard
- 192nd Ordnance Battalion, US Army
- 192nd Rymnikski Infantry Regiment, Imperial Russian Army
- 192nd Support Battalion, Puerto Rico Army National Guard
- 193rd Aviation Regiment, Hawaii Army National Guard
- 193rd Infantry Brigade, US Army
- 193rd Military Police Battalion, Colorado Army National Guard
- 193rd Regiment, Delaware Army National Guard
- 193rd Support Battalion, US Army
- 193rd Swiyaghski Infantry Regiment, Imperial Russian Army
- 194th (Edmonton Highlanders) Battalion, CEF
- 194th Armor Regiment, Minnesota Army National Guard
- 194th Armored Brigade, US Army
- 194th Engineer Battalion, Tennesse Army National Guard
- 194th Engineer Brigade, Tennesse Army National Guard
- 194th Support Battalion, US Army
- 194th Troice-Sergievski Infantry Regiment, Imperial Russian Army
- 195th Anti Aircraft Battalion, US Army
- 195th Antiaircraft Artillery Battalion, US Army
- 195th Armor Regiment, Nebraska Army National Guard
- 195th Infantry Regiment, New Hampshire Army National Guard
- 195th Orovajski Infantry Regiment, Imperial Russian Army
- 196th (Western Universities) Battalion, CEF
- 196th Armor Regiment, North Carolina Army National Guard
- 196th Infantry Brigade, US Army
- 196th Infantry Regiment, South Dakota Army National Guard
- 196th Insarski Infantry Regiment, Imperial Russian Army
- 197th Field Artillery Brigade, New Hampshire Army National Guard
- 197th Field Artillery Regiment, New Hampshire Army National Guard
- 197th Infantry Brigade, US Army
- 197th Lesnoj Infantry Regiment, Imperial Russian Army
- 197th Territorial Defence Battalion, Ukraine
- 198th (Canadian Buffs), CEF
- 198th Alexander Nevsky Infantry Regiment, Imperial Russian Army
- 198th Armor Regiment, Mississippi Army National Guard
- 198th Infantry Brigade, US Army
- 198th Infantry Division, Wehrmacht
- 199th Infantry Brigade, US Army
- 199th Infantry Regiment, Louisiana Army National Guard
- 199th Kronstadt Infantry Regiment, Imperial Russian Army
- 199th Training Center, Ukrainian Army
- 19th (Indian) Infantry Division, Indian Army
- 19th (Queen Alexandra's Own Royal) Hussars, British Army
- 19th Armoured Battalion M.O. Tumiati, Italian Army
- 19th Artillery Brigade, French Army
- 19th Artillery Regiment, Belgian Army
- 19th Artillery Regiment, French Army
- 19th Aviation Battalion, US Army
- 19th Brigade, Finnish Army
- 19th Cavalry Regiment Cavalleggeri Guide, Italian Army
- 19th Chasseurs of Horse Regiment, French Army
- 19th Combat Support Battalion, Latvian National Guard
- 19th Division, Finnish Army
- 19th Dragoons Regiment, French Army
- 19th Engineer Battalion, US Army
- 19th Field Artillery Battalion, Indonesian Army
- 19th Field Artillery Group, Brazilian Army
- 19th Field Artillery Regiment, Polish Army
- 19th Field Artillery Regiment, US Army
- 19th General E. Rozycki's Volhynian Ulan Regiment, Polish Army
- 19th Grenadier Division of the Waffen-SS (Latvian No 2)
- 19th Group, South African Army
- 19th Guards Mechanized Brigade, Land Forces of Belarus
- 19th Infantry Division (French Forces of the Interior), French Army
- 19th Infantry Division Reconnaissance Group, French Army
- 19th Infantry Division Venezia, Italian Army
- 19th Infantry Division, Bangladesh Army
- 19th Infantry Division, French Army
- 19th Infantry Division, Pakistan Army
- 19th Infantry Regiment Brescia, Italian Army
- 19th Infantry Regiment Norrbotten Regiment, Swedish Army
- 19th Infantry Regiment, French Army
- 19th Infantry Regiment, US Army
- 19th Jaeger Battalion, Austrian Army
- 19th Kostroma Infantry Regiment, Imperial Russian Army
- 19th Lancers, Pakistan Army
- 19th Light Brigade, British Army
- 19th London Regiment (St Pancras), British Army
- 19th Lubelska Mechanized Brigade General of Division Franciszek Kleeberg, Polish Army
- 19th Maintenance Battalion, US Army
- 19th Mechanized Cavalry Regiment, Brazilian Army
- 19th Military Police Battalion, US Army
- 19th Military Zone Command, Italian Army
- 19th Missile Brigade Zaporiziha, Ukrainian Army
- 19th Motorized Infantry Battalion, Brazilian Army
- 19th Odsieczy Lwowa Infantry Regiment, Polish Army
- 19th Peoples Grenadier Division, Wehrmacht
- 19th Punjabis, Indian Army
- 19th Rangers Battalion, Brazilian Army
- 19th Self-Propelled Field Artillery Group Rialto, Italian Army
- 19th Special Forces Detachment Ermak, National Guard of the Russian Federation
- 19th Sustainment Command, US Army
- 19th Tank Battalion, French Army
- 19th Transportation Battalion, US Army
- 1st (Bataan) Ready Reserve Battalion, Philippine Army
- 1st (British Columbia) Depot Battalion, CEF
- 1st (CST) Ready Reserve Battalion, Philippine Army
- 1st (Ifu) Ready Reserve Battalion, Philippine Army
- 1st (Ilo) Ready Reserve Battalion, Philippine Army
- 1st (Nizam's Own) Imperial Service Lancers, Hyderabad
- 1st (UK) Armoured Division Headquarters and Signal Regiment, British Army
- 1st African Chasseur Regiment, French Army
- 1st Air Assault Brigade, Republic of Korea Army
- 1st Air Base Battalion, Austrian Air Force
- 1st Air Defence Artillery Battalion, Indonesian Army
- 1st Air Defence Brigade, Republic of Korea Army
- 1st Air Defence Missile Battalion, Hungarian Honvéd 12th Arrabona Air Defence Missile Regiment, Hungarian Army
- 1st Air Defense Artillery Regiment, US Army
- 1st Air Landing Brigade, German Army
- 1st Air Landing Division
- 1st Air Regiment, Austrian Air Force
- 1st Airborne Brigade, Japanese Army
- 1st Airmobile Jungle Infantry Battalion - Amazonia Battalion, Brazilian Army
- 1st Algerian Rifle Regiment, French Army
- 1st Allied Airborne Army
- 1st Alpine Division Taurinense, Italian Army
- 1st Alpini Regiment, Italian Army
- 1st Anti Aircraft Artillery Battalion, Albanian Army
- 1st Anti Aircraft Artillery Battery, Brazilian Army
- 1st Anti Aircraft Artillery Brigade - General Samuel Texieira Primo Brigade, Brazilian Army
- 1st Anti Aircraft Artillery Group, Brazilian Army
- 1st Anti-Aircraft Missile Group, Italian Army
- 1st Anti-Armour Battalion, Austrian Army
- 1st Anti-Tank Regiment, Polish Army
- 1st Armored Division Old Ironsides, US Army
- 1st Armoured Army, Wehrmacht
- 1st Armoured Battalion, Polish Army
- 1st Armoured Brigade, Republic of Korea Army
- 1st Armoured Car Regiment, Royal Jordanian Army
- 1st Armoured Division Brunete, Spanish Army
- 1st Armoured Division, British Army
- 1st Armoured Division, French Army
- 1st Armoured Division, Pakistan Army
- 1st Armoured Division, Wehrmacht
- 1st Armoured Divsion, German Army
- 1st Armoured Engineer Company, I Armoured Engineer Battalion, The Engineer Regiment, Danish Army
- 1st Armoured Infantry Brigade, British Army
- 1st Armoured Infantry Company (Life Company), I Battalion, The Queen's Life Regiment, Danish Army
- 1st Armoured Infantry Company, I Armoured Infantry Battalion, The Guards Hussar Regiment, Danish Army
- 1st Armoured Infantry Company, I Battalion, The Funen Life Regiment, Danish Army
- 1st Armoured Infantry Company, I Battalion, The Royal Life Guards, Danish Army
- 1st Armoured Infantry Company, II Armoured Infantry Battalion, The Guards Hussar Regiment, Danish Army
- 1st Armoured Infantry Company, II Battalion, Jutland Dragoon Regiment, Danish Army
- 1st Armoured Pioneer Battalion, German Army
- 1st Armoured Regiment Göta Life Guards, Swedish Army
- 1st Armoured Regiment, Australia
- 1st Armoured Regiment, Lebanese Army
- 1st Armoured Squadron, Army of the Ivory Coast
- 1st Armoured Training Group, Polish Army
- 1st Army Aviation Brigade, Polish Army
- 1st Army Aviation Regiment Antares, Italian Army
- 1st Army Aviation Support Regiment Idra, Italian Army
- 1st Army Basic Training Company, III Battalion, Jutland Dragoon Regiment, Danish Army
- 1st Army Brigade, Army of El Salvador
- 1st Army Corps - VI Military Region, French Army
- 1st Army Corps Reconnaissance Group. French Army
- 1st Army Corps, French Army
- 1st Army Division - Mascarenhas de Moraes Division, Brazilian Army
- 1st Army Flying Battalion Norrbotten Army Flying Battalion, Swedish Army
- 1st Army Group, US Army
- 1st Army Health Services Grouping, Spanish Army
- 1st Army Non Commissioned Officer Academy, US Army
- 1st Army Police Battalion, Brazilian Army
- 1st Army Police Platoon, Brazilian Army
- 1st Army Reserve Officer Training Corps, US Army
- 1st Army, French Army
- 1st Army, Greek Army
- 1st Army, Philippine Army
- 1st Army, Turkish Army
- 1st Arsenal Battalion, Philippine Army
- 1st Artillery Battalion, 42nd Mechanized Brigade, Ukrainian Army
- 1st Artillery Brigade, British Army
- 1st Artillery Measurement Regiment, Polish Army
- 1st Artillery Regiment Cacciatori delle Alpi, Italian Army
- 1st Artillery Regiment Svea Artillery Regiment Standard
- 1st Artillery Regiment Svea Artillery Regiment, Swedish Army
- 1st Artillery Regiment, Austrian Army
- 1st Artillery Regiment, French Army
- 1st Artillery Regiment, Norwegian Army
- 1st Artillery Regiment, US Army
- 1st Atomic, Biological and Chemical Battalion Etruria, Italian Army
- 1st Australian Armoured Division, Australian Army
- 1st Australian Army
- 1st Automobile Division, Polish Army
- 1st Aviation Brigade, US Army
- 1st Aviation Group Ziemi Łęczyckiej, Polish Army
- 1st Aviation Regiment, US Army
- 1st Badian Life Grenadier Regiment No 109, Germany
- 1st Badian Lifeguards Dragoon Regiment No 20
- 1st Baroda Infantry, Baroda
- 1st Basic Training Battery (Mysunde Battery), II Combat Capability Battalion, The Danish Artillery Regiment, Danish Army
- 1st Basic Training Company, 2nd Logistics Battalion, The Train Regiment, Danish Army
- 1st Battalion of the 3rd Foreign Infantry Regiment, French Army
- 1st Battalion, 128th Mountain Assault Brigade, Ukrainian Army
- 1st Battalion, 150th Mechanized Brigade, Ukrainian Army
- 1st Battalion, 1st Infantry Regiment, ARVN
- 1st Battalion, 54th Infantry Regiment, ARVN
- 1st Battalion, 56th Infantry Regiment, ARVN
- 1st Battalion, 7th Field Artillery Regiment, Finnish Army
- 1st Battalion, 81st Airborne Brigade, Ukrainian Army
- 1st Battalion, Army of the Ivory Coast
- 1st Battalion, Ciskei Army
- 1st Battalion, Civil Guard, Costa Rica
- 1st Battalion, Kenya Rifles, Kenyan Army
- 1st Battery, 61st Artillery Regiment, French Army
- 1st Benares Infantry, Benares
- 1st Bersaglieri Regiment, Italian Army
- 1st Brigade, Army of the Dominican Republic
- 1st Brigade, Colombian Army
- 1st Brigade, New Zealand Army
- 1st Brigade, Norwegian Army
- 1st Brigade, Rhodesian Army
- 1st Canadian Armoured Personnel Carrier Regiment, Canadian Army
- 1st Canadian Army (World War II)
- 1st Canadian Infantry Division, Canadian Army
- 1st Canadian Tank Battalion, CEF
- 1st Canterbury Regiment New Zealand Infantry, New Zealand
- 1st Cavalry Brigade, Army of Peru
- 1st Cavalry Division First Team, US Army
- 1st Cavalry Division, British Army
- 1st Cavalry Regiment Life Guards Dragoons, Swedish Army
- 1st Cavalry Regiment Nizza Cavalleria, Italian Army
- 1st Cavalry Regiment, US Army
- 1st Cavalry, Baroda
- 1st Chasseurs on Foot Battalion, French Army
- 1st Chasseurs on Foot, Belgian Army
- 1st Chasseurs on Horse Regiment, Belgian Army
- 1st Chasseurs on Horse Regiment, French Army
- 1st Chemical Regiment, US Army
- 1st Chemical, Biological and Nuclear Defence Battalion, Brazilian Army
- 1st China Marching Battalion, French Army
- 1st Civil Military Co-Operation (CIMIC) Battalion, Romanian Army
- 1st Coast Artillery Training School, British Army
- 1st Colonel B. Moscicki's Krechowicki Ulan Regiment, Polish Army
- 1st Colonial Artillery Regiment, French Army
- 1st Colonial Brigade, French Army
- 1st Colonial Commando-Parachutist Battalion, French Army
- 1st Colonial Half Brigade, French Army
- 1st Colonial Infantry Regiment, French Army
- 1st Combat Helicopter Regiment, French Army
- 1st Combat Tank Regiment - Vanguardeiro Regiment, Brazilian Army
- 1st Combined Arms Battalion, 5th Brigade Combat Team, 1st Armored Division, US Army
- 1st Combined Brigade, Japanese Army
- 1st Combined Regiment, Norwegian Army
- 1st Command and Signal Company, French Army
- 1st Command Battalion I Corps Command, Austrian Army
- 1st Company of the 1st Kronstadt Fortress Artillery Regiment, Imperial Russian Army
- 1st Company Sveaborg Fortress Artillery, Imperial Russian Army
- 1st Company, 13th Alpine Chasseurs Battalion, French Army
- 1st Company, 1st Marine Infantry Parachute Regiment, French Army
- 1st Company, 31st Engineer Regiment, French Army
- 1st Company, 3rd Maintenance Battalion, The Train Regiment, Danish Army
- 1st Company, 67th Infantry Regiment, French Army
- 1st Company, 7th Alpine Chasseurs Battalion, French Army
- 1st Company, II Battalion, The Royal Life Guards, Danish Army
- 1st Company, III Battalion, The Royal Life Guards, Danish Army
- 1st Company, Special Forces Command, German Army
- 1st Company, Ust-Dvinsk Fortress Artillery, Imperial Russian Army
- 1st Company, V Training Battalion, The Guards Hussar Regiment, Danish Army
- 1st Construction Command, Spanish Army
- 1st Cooch Behar Infantry, Cooch Behar
- 1st Corps Artillery Battalion, Austrian Army
- 1st Cossack Division
- 1st Cuirassier Regiment, French Army
- 1st Division, British Army
- 1st Division, Iraqi Army
- 1st Division, Japanese Army
- 1st Division, Netherlands Army
- 1st Dragoons Regiment, French Army
- 1st Dęblinski Road and Bridge Battalion Romuald Traugutt, Polish Army
- 1st Electronic Warfare Battalion, Brazilian Army
- 1st Emperor Alexander II's Ekaterinoslavsk Grenadier Regiment, Imperial Russian Army
- 1st Emperor Alexander II's Ekaterionslavsk Grenadier Regiment, Imperial Russian Army
- 1st Emperor Napoleon's Mounted Rifle Regiment, Polish Army
- 1st Emperor Peter the Great's Moscow Life-Dragoon Regiment, Imperial Russian Army
- 1st Engineer Battalion, Albanian Army
- 1st Engineer Battalion, US Army
- 1st Engineer Brigade, US Army
- 1st Engineer Construction Grouping, Brazilian Army
- 1st Engineer Regiment Svea Engineer Regiment Colour
- 1st Engineer Regiment Svea Engineer Regiment, Swedish Army
- 1st Engineer Regiment, French Army
- 1st Engineer Regiment, Italian Army
- 1st Far East Marching Battalion, French Army
- 1st Fast Artillery Regiment Principe Eugenio di Savoia, Italian Army
- 1st Fast Division Eugenio di Savoia, Italian Army
- 1st Field Artillery Battalion, Indonesian Army
- 1st Field Artillery Regiment, Indonesian Army
- 1st Field Artillery Regiment, Lebanese Army
- 1st Field Artillery Regiment, US Army
- 1st Filipino Infantry Regiment, US Army
- 1st Finland Rifle Regiment, Imperial Russian Army
- 1st Foregin Parachute Regiment, French Army
- 1st Foreign Cavalry Regiment, French Army
- 1st Foreign Engineer Regiment, French Army
- 1st Foreign Parachute Heavy Mortar Company, French Army
- 1st Foreign Parachute Regiment, French Army
- 1st Foreign Regiment, French Army
- 1st General Field Marshal Count Lacy's, His Majesty King of the Hellenes' Neva Infantry Regiment, Imperial Russian Army
- 1st General Prince Menshikov's St Petersburg Uhlan Regiment, Imperial Russian Army
- 1st Gorkha Rifles (The Malaun Regiment), Indian Army
- 1st Grand Ducal Mecklenburgian Dragoon Regiment No 17
- 1st Grenadier Division, Poland
- 1st Guards Anti Aircraft Missile Regiment, Russian Army
- 1st Guards Battalion, Brazilian Army
- 1st Guards Cavalry Regiment Regimento Dragões da Independência, Brazilian Army
- 1st Guards Dragoon Regiment Queen Victoria of Great Britain and Ireland, Germany
- 1st Guards Infantry Brigade, British Army
- 1st Guards Regiment on Foot, Germany
- 1st Guards Tank Army, Russian Army
- 1st Guards Ulan Regiment, Germany
- 1st Guides Regiment, Belgian Army
- 1st Gwalior Maharaj Sakhya Raja's Own Battalion, Gwalior
- 1st Gwalior Mountain Battery, Gwalior
- 1st H.M. The King of Denmark Frederik VII's Soumy Hussars Regiment, Imperial Russian Army
- 1st Heavy Artillery Group Adige, Italian Army
- 1st Heavy Artillery Regiment (2nd formation), Polish Army
- 1st Heavy Tank Battalion, Belgian Army
- 1st Helicopter Wing, Austrian Air Force
- 1st Highland Rifle Regiment, Polish Army
- 1st His Majesty King of the Hellenes' Neva Infantry Regiment, Imperial Russian Army
- 1st His Majesty's Life-Guards Rifle Regiment, Imperial Russian Army
- 1st Horse (Skinner's Horse), Indian Army
- 1st Horse Artillery Battery, Imperial Russian Army
- 1st Hussars, Canadian Army
- 1st Independent Brigade State Special Transport Service, Ukraine
- 1st Independent Guards Brigade Group, British Army
- 1st Infantry Battalion, Albanian Army
- 1st Infantry Battalion, North Macedonia
- 1st Infantry Battalion, Portuguese Army
- 1st Infantry Battalion, Royal Netherlands Indies Army
- 1st Infantry Brigade ''General Luis García León'',Guatemalan Army
- 1st Infantry Brigade (Reserve), Albanian Army
- 1st Infantry Brigade of the Central Regional Command ''Mariscal Zavala'', Guatemalan Army
- 1st Infantry Brigade Pioneer Battalion, Estonian Army
- 1st Infantry Brigade, Estonian Army
- 1st Infantry Brigade, Lebanese Army
- 1st Infantry Brigade, North Macedonia
- 1st Infantry Company, Brazilian Army
- 1st Infantry Division (King's Guard), Royal Thai Army
- 1st Infantry Division Big Red One, US Army
- 1st Infantry Division Dacica, Romanian Army
- 1st Infantry Division Reconnaissance Battalion, ARVN
- 1st Infantry Division Reconnaissance Group, French Army
- 1st Infantry Division Superga, Italian Army
- 1st Infantry Division, ARVN
- 1st Infantry Division, Australian Army
- 1st Infantry Division, British Army
- 1st Infantry Division, French Army
- 1st Infantry Division, Greek Army
- 1st Infantry Division, Indonesian Army
- 1st Infantry Division, Republic of Korea Army
- 1st Infantry Division, Wehrmacht
- 1st Infantry Protective Brigade, Russian Army
- 1st Infantry Regiment San Giusto, Italian Army
- 1st Infantry Regiment Svea Life Guards, Swedish Army
- 1st Infantry Regiment, Chadian Army
- 1st Infantry Regiment, Estonian Army
- 1st Infantry Regiment, French Army
- 1st Infantry Regiment, King's Own Bodyguard, Royal Thai Army
- 1st Infantry Regiment, US Army
- 1st Information Operations Battalion, US Army
- 1st Information Operations Command, US Army
- 1st Information Operations Support Battalion, Brazilian Army
- 1st Intelligence Company, Brazilian Army
- 1st Intelligence, Surveillance and Reconnaissance Brigade. British Army
- 1st Interarms Regiment, Army of Madagascar
- 1st International Legion, Ukraine
- 1st J. Piŀsudski's Light Horse Regiment, Polish Army
- 1st Jaeger Battalion, Austrian Army
- 1st Jaeger Brigade, Austrian Army
- 1st Jaeger Regiment, Austrian Army
- 1st Jayaji Gwalior Lancers, Gwalior
- 1st Jungle Field Artillery Group, Brazilian Army
- 1st Jungle Infantry Brigade - Lobo D'Almada Brigade, Brazilian Army
- 1st Jungle Signal Platoon, Brazilian Army
- 1st Khmer Parachute Battalion, French Army
- 1st King's Dragoon Guards, British Army
- 1st Kyiv Military School, Imperial Russian Army
- 1st Lancers Regiment, Belgian Army
- 1st Land Forces Brigade, Serbian Army
- 1st Laotian Artillery Group, French Army
- 1st Laotian Rifles Group, French Army
- 1st Laotian Transportation Company, French Army
- 1st Lebanese Rifles Battalion, French Army
- 1st Legion J. Piłsudski Infantry Regiment, Polish Army
- 1st Legion Sapper Regiment, Polish Army
- 1st Legion-Josef Piłsudski's Field Artillery Regiment, Polish Army
- 1st Libyan Blackshirt Division 23 Marzo, MVSN
- 1st Liepaja Infantry Regiment, Latvian Army
- 1st Life Hussar Regiment No 1
- 1st Life-Guards Artillery Brigade, Imperial Russian Army
- 1st Light Divisional Aviation Group, French Army
- 1st Light Infantry Company, XIII Battalion, The Slesvig Foot Regiment, Danish Army
- 1st Light Reconnaissance Squadron, III Reconnaissance Battalion, The Guards Hussar Regiment, Danish Army
- 1st Line Infantry Regiment, Belgian Army
- 1st Logistic Support Command, Republic of Korea Army
- 1st Logistical Command, ARVN
- 1st Logistics Battalion, The Train Regiment, Danish Army
- 1st Logistics Brigade, Colombian Army
- 1st Logistics Brigade, French Army
- 1st Maintenance Battalion, US Army
- 1st Maintenance Regiment, German Army
- 1st Maneuver Enhancement Brigade, US Army
- 1st Maneuver Support Brigade Argedava, Romanian Army
- 1st Marching Battalion, 4th Moroccan Rifle Regiment, French Army
- 1st Marine Infantry Parachute Regiment, French Army
- 1st Marine Infantry Regiment, French Army
- 1st Marshal E. Smigly-Rydz's Anti Aircraft Artillery Regiment, Polish Army
- 1st Materiel Regiment, French Army
- 1st Mechanized Battalion, 30th Mechanized Brigade Named after Konstanty Ostrogski, Ukrainian Army
- 1st Mechanized Battalion, 7th Pomeranian Coastal Defence Brigade Brig.Gen. Stanisław Grzmot-Skotnicki, Polish Army
- 1st Mechanized Brigade, Iraqi Army
- 1st Mechanized Cavalry Brigade, Brazilian Army
- 1st Mechanized Cavalry Regiment, Brazilian Army
- 1st Mechanized Combat Engineer Company, Brazilian Army
- 1st Mechanized Division, Swedish Army
- 1st Mechanized Infantry Battalion, Latvian Army
- 1st Mechanized Infantry Battalion, Portuguese Army
- 1st Medical Brigade, US Army
- 1st Medium Artillery Regiment, Polish Army
- 1st Military Counterintelligence Brigade, Colombian Army
- 1st Military Intelligence Battalion, US Army
- 1st Military Intelligence Brigade, British Army
- 1st Military Intelligence Brigade, Colombian Army
- 1st Military Police Brigade ''Guardia de Honor'', Guatemalan Army
- 1st Military Police Brigade, British Army
- 1st Military Region - Marshal Hermes Fonseca Region, Brazilian Army
- 1st Military Region Engineer Command, French Army
- 1st Military Region, Philippine Army
- 1st Minesweeper Squadron, Norwegian Navy
- 1st Missile Command, US Army
- 1st Moroccan Rifle Regiment, French Army
- 1st Moroccan Spahis, French Army
- 1st Motor Squadron, Massachusetts State Guard
- 1st Motorised Artillery Regiment, Polish Army
- 1st Motorized Infantry School Battalion - Sampiao Regiment, Brazilian Army
- 1st Mountain Artillery Regiment, Italian Army
- 1st Mountain Division, German Army
- 1st Mountain Division, Wehrmacht
- 1st Mounted Rifles (Canterbury Yeomanry Cavalry), New Zealand
- 1st Mounted Saharan Company of the Legion, French Army
- 1st Mounted Saharan Squadron of the Legion, French Army
- 1st Multi-Domain Effects Battalion, US Army
- 1st Mysore Infantry
- 1st National Support Element, Danish Army
- 1st Northern Ireland Cadet Battalion, United Kingdom
- 1st Nuclear Artillery Support Group, French Army
- 1st Officers School of the Russian Liberation Army
- 1st Paitala Lancers, Paitala
- 1st Parachute Battalion, ARVN
- 1st Parachute Battalion, Belgian Army
- 1st Parachute Battalion, Portuguese Army
- 1st Parachute Battalion, South African Army
- 1st Parachute Brigade, French Army
- 1st Parachute Chasseur Regiment, French Army
- 1st Parachute Combat Engineer Company, Brazilian Army
- 1st Parachute Command and Support Battalion, French Army
- 1st Parachute Hussars Regiment, French Army
- 1st Parachute Light Cavalry Squadron - Lieutenant Amaro Squadron, Brazilian Army
- 1st Parachute Train Regiment, French Army
- 1st Patrol Boat Division, Norwegian Navy
- 1st Personnel Command, US Army
- 1st Personnel Group, US Army
- 1st Personnel Service Battalion, US Army
- 1st Personnel Services Battalion, US Army
- 1st Pioneer Battalion, Austrian Army
- 1st Podhale Rifles Battalion Brigadier General Józef Kustrón, Polish Army
- 1st Podlaska Territorial Defence Brigade Brigadier General Władysław Linearskiego alias „Mścisław”, Poland
- 1st Pontoon-Bridge Railway Battalion, Russian Army
- 1st Port Task Force, Royal Engineers, British Army
- 1st Psychological Operations Battalion, US Army
- 1st Psychological Operations Company, ARVN
- 1st Punjab Regiment, Pakistan Army
- 1st Quartermaster Regiment, California State Guard
- 1st Quartermaster School, Republic of Korea Army
- 1st Railway Battalion, Polish Army
- 1st Rampur (Raza) Infantry, Rampur
- 1st Ranger Battalion, US Army
- 1st Reconnaissance Battalion, ARVN
- 1st Reconnaissance Battalion, Philippine Scouts, Philippine Army
- 1st Reconnaissance Regiment, Austrian Army
- 1st Regiment Granatieri di Sardegna, Italian Army
- 1st Regiment, Armed Forces of Malta
- 1st Regiment, Army of Senegal
- 1st Regiment, North Carolina State Guard
- 1st Regional Logistics Base, Polish Army
- 1st Reserve Cuirassier Division, French Army
- 1st Rifle Battalion, Polish Army
- 1st Riga Brigade, Latvian National Guard
- 1st ROK Army, Republic of Korea Army
- 1st Sanitary Battalion, Polish Army
- 1st Security Force Assistance Brigade, US Army
- 1st Semyonovsky Infantry Regiment, Russian Army
- 1st Senegalese Rifle Regiment, French Army
- 1st Separate Field Communications Node of the General Staff of the Ukrainian Armed Forces
- 1st Service Brigade, Army of Peru
- 1st Seversky Tank Brigade, Ukrainian Army
- 1st Siege Artillery Brigade, Imperial Russian Army
- 1st Signal Battalion, Austrian Army
- 1st Signal Battalion, Brazilian Army
- 1st Signal Battalion, US Army
- 1st Signal Brigade, British Army
- 1st Signal Brigade, US Army
- 1st Signal Command, US Army
- 1st Signal Group, US Army
- 1st Signal Regiment, Italian Army
- 1st Signals Regiment Uppland Regiment, Swedish Army
- 1st Signals Regiment, Signals Army
- 1st Ski Jaeger Division, Wehrmacht
- 1st South African Division, South African Army
- 1st South African Infantry Battalion, South African Army
- 1st South African Infantry Regiment, South African Army
- 1st South African Tank Regiment, South African Army
- 1st Space Battalion, US Army
- 1st Special Forces Battalion, Brazilian Army
- 1st Special Forces Battalion, Bulgarian Army
- 1st Special Forces Battalion, Philippine Army
- 1st Special Forces Brigade, Brazilian Army
- 1st Special Forces Intervention Regiment, Lebanese Army
- 1st Special Forces, US Army
- 1st Special Service Battalion, South African Army
- 1st Squadron, 13th Parachute Dragoons Regiment, French Army
- 1st Squadron, 4th Dragoons Regiment, French Army
- 1st Squadron, Marine Infantry Tank Regiment, French Army
- 1st SS Armoured Division Leibstandarte-SS Adolf Hitler
- 1st Staff Battalion, Austrian Army
- 1st Supply Company, 1st Logistics Battalion, The Train Regiment, Danish Army
- 1st Supply Depot, Brazilian Army
- 1st Supply Regiment I Corps, Austrian Army
- 1st Sustainment Brigade, US Army
- 1st Sustainment Command, US Army
- 1st Tank Battalion Colonel Józef Koczwara, Polish Army
- 1st Tank Battalion, French Army
- 1st Tank Battalion, USMC
- 1st Tank Cavalry Battalion, Indonesian Army
- 1st Tank Squadron, I Battalion, The Jutland Dragoon, Regiment, Danish Army
- 1st Telegraphic Battalion, Polish Army
- 1st Territorial Logistics Base Carpatia, Romanian Army
- 1st Territorial Logistics Base Carpatica, Romanian Army
- 1st Territorial Unit of Dainava Military District, Lithuania
- 1st The Queen's Dragoon Guards, British Army
- 1st Train Regiment Svea Train Regiment, Swedish Army
- 1st Training Center, Serbian Army
- 1st Training Regiment, US Army
- 1st Transport Regiment, Italian Army
- 1st Transport Regiment, Mexican Army
- 1st Transportation Battalion, US Army
- 1st US Army
- 1st Warsaw Armoured Brigade Tadeusz Kościuszko, Polish Army
- 1st Warsaw Fortress Infantry Brigade, Imperial Russian Army
- 1st Zealand Brigade, Danish Army
- 1st Zegrze Fortress Infantry Regiment, Imperial Russian Army
- 1st Zouave Regiment, French Army
- 1st-15th Royal New South Wales Lancers, Australia
2
- 2 Air Defence Battery, Irish Army
- 2 Artillery Support Squadron, RLC, British Army
- 2 Brigade Military Police Company, Irish Army
- 2 Brigade Training Centre, Irish Army
- 2 Canadian Brigade Group, Canadian Army
- 2 Cavalry Squadron, Irish Army
- 2 Field Communications and Information Services Company, Irish Army
- 2 Infantry Battalion, Irish Army
- 2 Logistics Support Battalion, Irish Army
- 2 Military Intelligence (Exploitation) Battalion, British Army
- 200th (Winnipeg) Battalion, CEF
- 200th Engineer Battalion, Alabama Army National Guard
- 200th Infantry Regiment (formerly 200th Air Defense Artillery), New Mexico Army National Guard
- 200th Kronslott Infantry Regiment, Imperial Russian Army
- 200th Military Police Command, US Army
- 200th Regiment, Alabama Army National Guard
- 200th Support Battalion Istriţa, Romanian Army
- 201 Battalion, South West African Territorial Force
- 201 Signal Squadron, British Army
- 201st (Toronto Light Infantry) Battalion, CEF
- 201st Battalion of Mutilated, CCNN, MVSN
- 201st Field Artillery Regiment, West Virginia Army National Guard
- 201st Infantry Regiment, French Army
- 201st Mechanised Infantry Battalion, Indonesian Army
- 201st Military Intelligence Battalion, US Army
- 201st Military Intelligence Brigade, US Army
- 201st Quartermaster Battalion, Georgia Army National Guard
- 201st Regiment, Puerto Rico Army National Guard
- 201st Support Battalion, US Army
- 201st Vietnameese Battalion, French Army
- 201st Vietnamese Battalion, French Army
- 202nd (Assam) Lines of Communication Area, Indian Army
- 202nd Air Defense Artillery Regiment, Illinois Army National Guard
- 202nd Anti Aircraft Missile Brigade, Russian Army
- 202nd Cavalry Regiment, South Carolina Army National Guard
- 202nd Field Artillery Regiment, New Mexico Army National Guard
- 202nd Infantry Battalion (Ready Reserve), Philippine Army
- 202nd Mechanised Infantry Battalion, Indonesian Army
- 202nd Military Intelligence Battalion, US Army
- 202nd Signal Battalion, US Army
- 202nd Transportation Battalion, US Army
- 202th Volunteer Battalion, Royal Laotian Army
- 203 (Welsh) Field Hospital, British Army
- 203rd (Winnipeg Rifles - Manitoba) Battlion, CEF
- 203rd Engineer Battalion, Missouri Army National Guard
- 203rd Field Artillery Battalion, Connecticut and Maine Army National Guards
- 203rd Field Artillery Battalion, Connecticut Army National Guard
- 203rd Infantry Brigade, ROCA
- 203rd Infantry Regiment, French Army
- 203rd Mechanised Infantry Battalion, Indonesian Army
- 203rd Military Intelligence Battalion, US Army
- 203rd Military Police Battalion, Alabama Army National Guard
- 203rd Personnel Services Battalion, US Army
- 203rd Regiment, Guam Army National Guard
- 203rd Sukhumsky Infantry Regiment, Imperial Russian Army
- 204 (North Irish) Field Hospital, British Army
- 204th Air Defense Artillery Regiment, Mississippi Army National Guard
- 204th Ardagano-Mikhajlovski Infantry Regiment, Imperial Russian Army
- 204th Aviation Group, Louisiana Army National Guard
- 204th Engineer Battalion, New York Army National Guard
- 204th Independent Infantry Brigade, British Army
- 204th Infantry Regiment, French Army
- 204th Military Intelligence Battalion, US Army
- 204th Regiment, Idaho Army National Guard
- 204th Support Battalion, US Army
- 205th Armor Regiment, New York Army National Guard
- 205th Artillery Group Lomellina, Italian Army
- 205th Engineer Battalion, Louisiana Army National Guard
- 205th Infantry Division, Wehrmacht
- 205th Infantry Regiment, French Army
- 205th Military Intelligence Battalion, US Army
- 205th Regiment (Formerly 205th Coast Artillery), Washington Army National Guard
- 205th Transportation Battalion, US Army
- 205th Volunteer Battalion, Royal Laotian Army
- 206th Artillery Battalion General Mihail Lǎcǎtuşu, Romanian Army
- 206th Chemical Battalion, Kentucky Army National Guard
- 206th Engineer Battalion, Kentucky Army National Guard
- 206th Field Artillery Regiment, Arkansas Army National Guard
- 206th Independent Infantry Brigade, British Army
- 206th Infantry Brigade, ROCA
- 206th Infantry Division, Wehrmacht
- 206th Military Intelligence Battalion, US Army
- 206th Salyanski Infantry Regiment, Imperial Russian Army
- 207th Aviation Regiment, Alaska Army National Guard
- 207th Infantry Battalion, Alaska Army National Guard
- 207th Infantry Division, Wehrmacht
- 207th Security Division, Wehrmacht
- 208th (Canadian Irish) Battalion, CEF
- 208th Armor Regiment, New York Army National Guard
- 208th Finance Battalion, US Army
- 208th Infantry Division, Wehrmacht
- 208th Infantry Regiment, French Army
- 208th Regiment, Montana Army National Guard
- 208th Territorial Defence Battalion, Ukraine
- 209th Anti Tank Battalion, Ukrainian Army
- 209th Regiment, Nebraska Army National Guard
- 209th Regional Support Group, US Army
- 209th Support Battalion, US Army
- 20th (Indian) Infantry Division, Indian Army
- 20th (Light) Division, British Army
- 20th Armored Division, US Army
- 20th Armored Maintenance Battalion, US Army
- 20th Armoured Brigade, British Army
- 20th Armoured Brigade, Republic of Korea Army
- 20th Armoured Cavalry Regiment - City of Campo Grande Regiment, Brazilian Army
- 20th Armoured Division (Deception), British Army
- 20th Armoured Infantry Brigade, British Army
- 20th Aviation Battalion, US Army
- 20th Aviation Brigade (Theater), USA
- 20th Bartoszyce Mechanised Brigade Lithuanian Field Hetman Wincenty Gosiewski, Polish Army
- 20th Cavalry Regiment Cavalleggeri di Roma, Italian Army
- 20th Divisional Train Company, French Army
- 20th Dragoons Regiment, French Army
- 20th Duke of Cambridge's Own Infantry (Brownlow's Punjabis), Indian Army
- 20th Engineer Battalion, US Army
- 20th Engineer Brigade, US Army
- 20th Field Artillery Battalion, Indonesian Army
- 20th Field Artillery Regiment, Polish Army
- 20th Field Artillery Regiment, Spanish Army
- 20th Galich Infantry Regiment, Imperial Russian Army
- 20th Grenadier Division of the Waffen-SS (Estonian No 1)
- 20th Group, South African Army
- 20th Hussars, British Army
- 20th Infantry Division Friuli, Italian Army
- 20th Infantry Division, French Army
- 20th Infantry Regiment Västerbotten Regiment, Swedish Army
- 20th Infantry Regiment, US Army
- 20th King Jan III Sobieski's Ulan Regiment, Polish Army
- 20th Lancers, Indian Army
- 20th Lancers, Pakistan Army
- 20th Light Field Artillery Group, Brazilian Army
- 20th National Reserve Battalion, Netherlands Army
- 20th Parachute Battalion, Kenyan Army
- 20th Parachute Logistics Battalion, Brazilian Army
- 20th Parachute Signals Company, Brazilian Army
- 20th Self-Propelled Field Artillery Group Piave, Italian Army
- 20th Tank Battalion, French Army
- 20th Tank Battlion M.O. Pentinalli, Italian Army
- 20th Train Regiment, French Army
- 20th Tunisian Rifle Regiment, French Army
- 20th Turkestan Rifle Regiment, Imperial Russian Army
- 20th Ziemia Krakowska Infantry Regiment, Polish Army
- 21 Electronic Warfare Regiment, Canadian Army
- 21 Engineer Regiment, RE, British Army
- 210th (Frontiersmen) Battalion, CEF
- 210th Air Defense Brigade, US Army
- 210th Armor Regiment, New York Army National Guard
- 210th Aviation Regiment, US Army
- 210th Field Artillery Brigade, US Army
- 210th Finance Battalion, Mississippi Army National Guard
- 210th Infantry Division, Wehrmacht
- 210th Military Police Battalion, Michigan Army National Guard
- 210th Pontoon Bridge Regiment, Ukrainian Army
- 210th Regiment, US Virgin Islands Army National Guard
- 211 (Wessex) Field Hospital (Volunteers), British Army
- 211th Aviation Group, US Army
- 211th Aviation Group, Utah Army National Guard
- 211th Infantry Division, Wehrmacht
- 211th Military Police Battalion (formerly 220th Infantry Regiment), Massachusetts Army National Guard
- 211th Regional Support Group, US Army
- 212 (Yorkshire) Field Hospital (Volunteers), British Army
- 212th (Winnipeg Americans) Battalion, CEF
- 212th Air Defense Brigade, US Army
- 212th Aviation Regiment, US Army
- 212th Field Artillery Brigade, US Army
- 212th Infantry Division, Wehrmacht
- 212th Signal Battalion, Arkansas Army National Guard
- 213th Air Defense Artillery Regiment, Pennsylvania Army National Guard
- 213th Area Support Group, Pennsylvania Army National Guard
- 213th Medical Brigade, US Army
- 213th Regiment, Wyoming Army National Guard
- 213th Security Division, Wehrmacht
- 214th Armored Field Artillery Battalion, California Army National Guard
- 214th Armoured Battalion, German Army
- 214th Aviation Regiment, US Army
- 214th Field Artillery Brigade, US Army
- 214th Field Artillery Regiment, Georgia Army National Guard
- 214th Independent Infantry Brigade, British Army
- 214th Infantry Battalion, French Army
- 214th Infantry Division, Wehrmacht
- 214th Separate Communications Battalion, National Guard of the Russian Federation
- 215th Armored Field Artillery Battalion, California Army National Guard
- 215th Finance Battalion, US Army
- 215th Infantry Division, Wehrmacht
- 215th Infantry Regiment, French Army
- 215th Regiment, Arizona Army National Guard
- 215th Tank Battalion, US Army
- 216th Air Defense Artillery Regiment, Minnesota Army National Guard
- 216th Armored Engineer Battalion, US Army
- 216th Engineer Battalion, Ohio Army National Guard
- 216th Field Artillery Battalion, US Army
- 216th Infantry Division, Wehrmnacht
- 217th Guards Parachute Landing Regiment, Russian Army
- 218th Independent Infantry Brigade, British Army
- 218th Infantry Division, Wehrmacht
- 218th Support Battalion, South Carolina Army National Guard
- 219th Independent Infantry Brigade, British Army
- 21st (County of London) Battalion, The London Regiment (First Surrey Rifles), British Army
- 21st (Indian) Infantry Division, Indian Army
- 21st Airborne Division (Phantom Unit), US Army
- 21st Algerian Rifle Regiment, French Army
- 21st Anti Aircraft Battalion General of Division Jozéf Zając, Polish Army
- 21st Armoured Battalion, German Army
- 21st Armoured Brigade, British Army
- 21st Army Group HQ Lines of Communications, British Army
- 21st Army Group Lines of Communications Troops, British Army
- 21st Army Group, British Army
- 21st Artillery Division, Pakistan Army
- 21st Artillery Regiment, Italian Army
- 21st Cavalry Brigade, US Army
- 21st Cavalry Division, USA
- 21st Cavalry Regiment Cavalleggeri di Padova, Italian Army
- 21st Chasseurs on Foot Battalion, French Army
- 21st Colonial Artillery Regiment, French Army
- 21st Colonial Infantry Regiment, French Army
- 21st Combat Support Hospital, US Army
- 21st Commando Regiment, Malaysian Army
- 21st Company of the 61st Engineer Battalion, French Army
- 21st Company of the 71st Engineer Battalion, French Army
- 21st Construction Engineer Company, Brazilian Army
- 21st Corps Artillery Battalion, Austrian Army
- 21st Dragoons Regiment, French Army
- 21st Engineer Battalion, US Army
- 21st Engineer Group, British Army
- 21st Engineer Regiment, French Army
- 21st Engineer Regiment, US Army
- 21st Field Artillery Group, Brazilian Army
- 21st Field Artillery Regiment, Polish Army
- 21st Field Artillery Regiment, US Army
- 21st Field Replacement Battalion, German Army
- 21st Foreign Volunteer Marching Regiment, French Army
- 21st Independent Battalion, Finnish Army
- 21st Infantry Division Granatieri di Sardegna, Italian Army
- 21st Infantry Division Reconnaissance Group. French Army
- 21st Infantry Division, ARVN
- 21st Infantry Division, British Army
- 21st Infantry Division, Islamic Republic of Iran Army
- 21st Infantry Division, Wehrmacht
- 21st Infantry Regiment Cremona, Italian Army
- 21st Infantry Regiment Västernorrland Regiment, Swedish Army
- 21st Infantry Regiment, French Army
- 21st Infantry Regiment, Massachusetts State Guard
- 21st Infantry Regiment, Queen Sirikit's Guard, Royal Thai Army
- 21st Infantry Regiment, US Army
- 21st Jaeger Battalion, Austrian Army
- 21st Lancers (Empress of India's), British Army
- 21st Landwehrstamm Regiment, Austrian Army
- 21st Logistics Battalion Brigadier General Jerzy Kazimierz Dobrodzicki, Polish Army
- 21st Logistics Battalion, Brazilian Army
- 21st Mechanized Brigade, Ukraine Army
- 21st Military Economic Department, Polish Army
- 21st Missile Torpedo Boat Squadron, Norwegian Navy
- 21st Mountain Division of the Waffen-SS Skanderbeg (Albanian No 1)
- 21st Multipurpose Squdron, Indonesian Army
- 21st Muromsk Infantry Regiment, Imperial Russian Army
- 21st Nadwislanskich Ulan Regiment, Polish Army
- 21st North African Company, French Army
- 21st Operational Brigade, National Guard of the Russian Federation
- 21st Parachute Anti Aircraft Artillery Battery, Brazilian Army
- 21st Personnel Group, US Army
- 21st Philippine Division, Philippine Army
- 21st Podhale Rifles (Mountain) Brigade Brig. Gen. Mieczysław Boruta-Spiechowicz, Polish Army
- 21st Rifle Battalion, Ukrainian Army
- 21st Signals Battalion, Serbian Army
- 21st Special Service Group, Malaysian Army
- 21st Staff Battalion Brigadier General Zygmunt Bohusz-Szyszko, Polish Army
- 21st Supply Depot, Brazilian Army
- 21st Sustainment Command, US Army
- 21st Territorial Military Division, French Army
- 21st Warszawski Infantry Regiment (Legion), Polish Army
- 21th Engineer Regiment, Italian Army
- 22 Field Hospital, British Army
- 22 Signal Regiment, British Army
- 220th Military Police Brigade, US Army
- 221st Field Artillery Battalion, Massachusetts Army National Guard
- 221st Military Police Brigade, US Army
- 222nd Aviation Regiment, US Army
- 222nd Battalion, CEF
- 222nd Field Artillery Regiment, Utah Army National Guard
- 222nd Support Battalion, US Army
- 223rd Aviation Regiment, US Army
- 223rd Independent Infantry Brigade, British Army
- 223rd Infantry Regiment, French Army
- 223rd Military Intelligence Battalion, California Army National Guard
- 223rd Regiment, California Army National Guard
- 224th Aviation Regiment, Maryland and Virginia Army National Guards
- 224th Engineer Battalion, Iowa Army National Guard
- 224th Field Artillery Regiment, Maryland Army National Guard
- 224th Forestry Battalion, CEF
- 224th Infantry Regiment, French Army
- 224th Military Intelligence Battalion, US Army
- 224th Sustainment Brigade, California Army National Guard
- 225 (Scottish) Medical Regiment, British Army
- 225th Engineer Brigade, Louisiana Army National Guard
- 225th Infantry Division, Wehrmacht
- 225th Infantry Regiment Arezzo, Italian Army
- 225th Station Hospital, US Army
- 225th Support Battalion, US Army
- 226th (Men of the North) Battalion, CEF
- 226th Engineer Battalion, Kansas Army National Guard
- 226th Infantry Division, Wehrmacht
- 226th Infantry Regiment Arezzo, Italian Army
- 226th Infantry Regiment, French Army
- 226th Military Police Battalion, New Mexico Army National Guard
- 227th Aviation Regiment, US Army
- 227th Engineer Battalion, Hawaii Army National Guard
- 227th Independent Automobile Battalion, Ukrainian Army
- 227th Infantry Division, Wehrmacht
- 227th Infantry Regiment, French Army
- 228th Aviation Regiment, US Army
- 228th Combat Support Hospital, US Army
- 228th Logistics Battalion, Ukrainian Army
- 228th Motor Rifle Regiment, Russian Army
- 228th Signal Brigade, South Carolina Army National Guard
- 228th Support Battalion, Pennsylvania Army National Guard
- 228th Transportation Battalion, Pennsylvania Army National Guard
- 2290th US Army Hospital, US Army
- 2291st US Army Hospital, US Army
- 229th (South Saskatchewan) Battalion, CEF
- 229th Aviation Regiment, US Army
- 229th Logistics Battalion, Ukrainian Army
- 229th Medical Battalion, Missouri Army National Guard
- 229th Military Intelligence Battalion, US Army
- 229th Support Battalion, Maryland Army National Guard
- 22nd Algerian Rifle Regiment, French Army
- 22nd Alpine Chasseurs Battalion, French Army
- 22nd Armoured Brigade, British Army
- 22nd Army Corps Reconnaissance Group. French Army
- 22nd Artillery Group, Republic of Korea Army
- 22nd Battalion (The South Gippsland Regiment), Australia
- 22nd Carpathian Mountain Infantry Battalion, Polish Army
- 22nd Cavalry Regiment Cavalleggeri di Catania, Italian Army
- 22nd Chemical Battalion, US Army
- 22nd Colonial Infantry Regiment, French Army
- 22nd Combat Support Battalion, Latvian National Guard
- 22nd Commando Regiment, Malaysian Army
- 22nd Dragoons, British Army
- 22nd East African Brigade, British Army
- 22nd Engineer Group, British Army
- 22nd Field Artillery Regiment, Polish Army
- 22nd Field Artillery Regiment, US Army
- 22nd Foreign Volunteer Marching Regiment, French Army
- 22nd Her Imperial Highness Grand-Duchess Vera Konstantinova's Nizhny Novgorod Infantry Regiment, Imperial Russian Army
- 22nd Independent Battalion, Finnish Army
- 22nd Infantry Battalion Romanţi, Romanian Army
- 22nd Infantry Battalion, Brazilian Army
- 22nd Infantry Battalion, Estonian Army
- 22nd Infantry Battalion, Philippine Army
- 22nd Infantry Division (Phantom Unit), US Army
- 22nd Infantry Division Cacciatori delle Alpi, Italian Army
- 22nd Infantry Division, ARVN
- 22nd Infantry Division, Republic of Korea Army
- 22nd Infantry Regiment Cremona, Italian Army
- 22nd Infantry Regiment Lappland Jaeger Regiment, Swedish Army
- 22nd Infantry Regiment, French Army
- 22nd Infantry Regiment, US Army
- 22nd Jungle Brigade, Colombian Army
- 22nd Landwehrstamm Regiment, Austrian Army
- 22nd Light Logistics Battalion, Brazilian Army
- 22nd Materiel Battalion, French Army
- 22nd Mechanized Battalion, Slovakian Army
- 22nd Mechanized Brigade, Ukrainian Army
- 22nd Military Cartographic Part, Ukraine
- 22nd Military Ecomomic Department, Polish Army
- 22nd Military Police Battalion, US Army
- 22nd North African Marching Battalion, French Army
- 22nd Operational Brigade, National Guard of the Russian Federation
- 22nd Personnel Services Battalion, US Army
- 22nd Podkarpacki Ulan Regiment, Polish Army
- 22nd Replacement Battalion, US Army
- 22nd Selfpropelled Field Artillery Group, Brazilian Army
- 22nd SS Volunteer Cavalry Division Maria-Theresia
- 22nd Support Command, US Army
- 22nd Surgical Hospital, US Armt
- 22nd Transportation Battalion, US Army
- 23 Parachute Field Ambulance, RAMC, British Army
- 230th Alpine Fortress Half Brigade, French Army
- 230th Brigade, British Army
- 230th Cavalry Regiment, Tennessee Army National Guard
- 230th Engineer Battalion, Tennessee Army National Guard
- 230th Finance Battalion, US Army
- 230th Infantry Division, Wehrmacht
- 230th Medical Battalion, Tennessee Army National Guard
- 230th Signal Battalion, Tennessee Army National Guard
- 230th Sustainment Brigade, Tennessee Army National Guard
- 231st Brigade, British Army
- 231st Engineer Battalion, North Dakota Army National Guard
- 231st Infantry Regiment Avellino, Italian Army
- 231st Military Police Battalion, Alabama Army National Guard
- 231st Signal Battalion Sempione, Italian Army
- 231st Support Battalion, North Dakota Army National Guard
- 232nd Infantry Regiment Avellino, Italian Army
- 232nd Medical Battalion, US Army
- 232nd Support Battalion, Illinois Army National Guard
- 232nd Unified Support Base, Ukraine
- 232th Signal Regiment (also 232th Signal Battalion Fadalto), Italian Army
- 233rd Air Defense Artillery Regiment, Arkansas Army National Guard
- 234 Signal Squadron, British Army
- 234th (Peel Country) Battalion, CEF
- 234th Guards Airborne Assault Regiment, Russian Army
- 234th Mechanised Infantry Brigade, ROCA
- 234th Signal Battalion, Iowa Army National Guard
- 235th Field Artillery Regiment, Kansas Army National Guard
- 235th Infantry Regiment Piceno, Italian Army
- 235th Infantry Regiment, French Army
- 236th Heavy Divisional Artillery Regiment, French Army
- 236th Minsk Order of Kutuzov and Alexander Nevsky Head Regiment of Security and Support, National Guard of the Russian Federation
- 237th Cavalry Regiment, Ohio Army National Guard
- 237th Engineer Battalion, US Army
- 237th Infantry Regiment, French Army
- 237th Territorial Defence Battalion, Ukraine
- 238th Cavalry Regiment, Indiana Army National Guard
- 238th Infantry Regiment, French Army
- 238th Regiment, Kentucky Army National Guard
- 239th Infantry Division, Wehrmacht
- 239th Infantry Regiment, French Army
- 23d Infantry Brigade Group, British Army
- 23rd (Indian) Infantry Division, Indian Army
- 23rd (Northumbrian) Infantry Division, British Army
- 23rd Algerian Spahis, French Army
- 23rd Alpine Chasseurs Battalion, French Army
- 23rd Armoured Battalion, German Army
- 23rd Armoured Brigade, British Army
- 23rd Armoured Division, Wehrmacht
- 23rd Army Aviation Squadron Group Eridano, Italian Army
- 23rd Army Police Platoon, Brazilian Army
- 23rd Aviation Support and Sustainment Brigade, Colombian Army
- 23rd Cavalry Regiment Cavalleggeri di Umberto I, Italian Army
- 23rd Chemical Battalion, US Army
- 23rd Colonial Infantry Regiment, French Army
- 23rd Combat Engineer Company, Brazilian Army
- 23rd Coronel L. Lis-Kula Infantry Regiment, Polish Army
- 23rd Division
- 23rd Dragoons Regiment, French Army
- 23rd Engineer Battalion, French Army
- 23rd Engineer Battalion, US Army
- 23rd Engineer Group, British Army
- 23rd Engineering Positional Regiment, Ukrainian Army
- 23rd Field Artillery Battalion, US Army
- 23rd Field Artillery Regiment, Polish Army
- 23rd General-Fieldmarshal Count Saltykov's Nizovia Infantry Regiment, Imperial Russian Army
- 23rd Grodzienski Ulan Regiment, Polish Army
- 23rd Horse Artillery Battery, Imperial Russian Army
- 23rd Hussars, British Army
- 23rd Independent Rifle Battalion, Ukrainian Army
- 23rd Infantry Battalion, Estonian Army
- 23rd Infantry Division Americal, US Army
- 23rd Infantry Division Ferrara, Italian Army
- 23rd Infantry Division Reconnaissance Group, French Army
- 23rd Infantry Division, ARVN
- 23rd Infantry Division, Indian Army
- 23rd Infantry Division, Pakistan Army
- 23rd Infantry Division, Wehrmacht
- 23rd Infantry Regiment Como, Italian Army
- 23rd Infantry Regiment, Finnish Army
- 23rd Infantry Regiment, French Army
- 23rd Infantry Regiment, US Army
- 23rd Jaeger Battalion, Austrian Army
- 23rd Jungle Cavalry Squadron, Brazilian Army
- 23rd Jungle Infantry Brigade, Brazilian Army
- 23rd Light Horse Regiment (Barossa), Australian Army
- 23rd Marine Regiment, USMC
- 23rd Mechanized Brigade, Ukrainian Army
- 23rd Medical Battalion, US Army
- 23rd Mountain Division of the Waffen-SS Kama (Croatian No 2)
- 23rd Quartermaster Brigade, US Army
- 23rd Regiment, New York State Guard
- 23rd Security Brigade, Republic of Korea Army
- 23rd Separate Guards Motor Rifle Brigade, Russian Army
- 23rd Silesian Artillery Regiment, Polish Army
- 23rd SS Volunteer Armoured Grenadier Division Nederland
- 23rd Support Group, US Air Force
- 23rd Takavar Division, Islamic Republic of Iran Army
- 23rd Tank Battalion, Ukrainian Army
- 23rd Tank Battalion, US Army
- 23rd Territorial Military Division, French Army
- 23rd Transportation Battalion, US Army
- 23rd Vietnameese Battalion, French Army
- 23rd Vietnamese Battalion, French Army
- 24 (Irish) Battery, British Army
- 24 Field Squadron, RE, British Army
- 2408th Separate Pontoon Bridge Battalion, Russian Army
- 240th Cavalry Regiment, Kentucky Army National Guard
- 240th Quartermaster Battalion, US Army
- 240th Regiment, Maine Army National Guard
- 240th Signal Battalion, California Army National Guard
- 241st Engineer Battalion, Massachusetts Army National Guard
- 241st Fighter-Domber Aviation Squadron, Serbian Air Force
- 241st Independent Territorial Defence Brigade, Ukraine
- 241st Infantry Regiment, French Army
- 241st Quartermaster Depot General Mircea Mǎnescu, Romanian Army
- 242nd Engineer Battalion, Connecticut Army National Guard
- 242nd Forestry Battalion, CEF
- 242nd Infantry Division, Wehrmacht
- 242nd Ordnance Battalion, US Army
- 242nd Training Centre, Russian Army
- 243 (The Wessex) Field Hospital, British Army
- 243rd Infantry Regiment, French Army
- 243rd Quartermaster Battalion, US Army
- 243rd Regiment (formerly 243rd Coast Artillery Regiment), Rhode Island Army National Guard
- 243rd Separate Communications Battalion, National Guard of the Russian Federation
- 244th (Kitchener's Own) Battalion, CEF
- 244th Air Defense Artillery Regiment, New York Army National Guard
- 244th Aviation Brigade, US Army
- 244th Aviation Regiment, Georgia and Louisiana Army National
- 244th Aviation Regiment, Georgia Army National
- 244th Engineer Battalion, US Army
- 244th Infantry Regiment Cosenza, Italian Army
- 244th Quartermaster Battalion, US Army
- 245th Armor Regiment, Oklahoma Army National Guard
- 245th Artillery Regiment, New York Army National Guard
- 245th Aviation Regiment, Oklahoma Army National Guard
- 246th Armor Regiment, Michigan Army National Guard
- 246th Field Artillery Regiment, Virginia Army National Guard
- 246th Infantry Division, Wehrmacht
- 246th Transportation Battalion, Michigan Army National Guard
- 249 Signal Squadron - Allied Mobile Force (Land), British Army
- 249th (Saskatchewan) Battalion, CEF
- 249th Engineer Battalion, US Army
- 249th Regiment, Oregon Army National Guard
- 249th Signal Battalion, Texas Army National Guard
- 24th Alpine Chasseurs Battalion, French Army
- 24th Armoured Battalion, German Army
- 24th Army Corps Reconnsissance Group, French Army
- 24th Army Tank Brigade, British Army
- 24th Artillery Regiment, French Army
- 24th Artillery Regiment, Italian Army
- 24th Aviation Regiment, US Army
- 24th Cavalry Division, USA
- 24th Cavalry Regiment Cavalleggeri di Vicenza, Italian Army
- 24th Colonial Infantry Regiment, French Army
- 24th Dragoons Regiment, French Army
- 24th Engineer Battalion, US Army
- 24th Engineer Group, British Army
- 24th Field Artillery Regiment (Philippine Scouts), US Army
- 24th Field Replacement Battalion, German Army
- 24th Finance Battalion, US Army
- 24th General Neverovsky's Simbirsk Infantry Regiment, Imperial Russian Army
- 24th Independent Assault Battalion Aidar, Ukrainian Army
- 24th Infantry Battalion, Philippine Army
- 24th Infantry Division Pinerolo, Italian Army
- 24th Infantry Division Reconnaissance Group, French Army
- 24th Infantry Division Victory Division, US Army
- 24th Infantry Division, Bangladesh Army
- 24th Infantry Division, British Army
- 24th Infantry Regiment Como, Italian Army
- 24th Infantry Regiment, French Army
- 24th Infantry Regiment, Polish Army
- 24th Infantry Regiment, US Army
- 24th Jaeger Battalion, Austrian Army
- 24th King Jan III Sobieski's Field Artillery Regiment, Polish Army
- 24th Lancers (Frontier Force), Pakistan Army
- 24th Lancers, British Army
- 24th Marine Regiment, USMC
- 24th Mechanized Brigade King Danylo of Halych, Ukrainian Army
- 24th Military Economic Department, Polish Army
- 24th Military Intelligence Battalion, US Army
- 24th Mountain (Karstjäger-) Division of the Waffen-SS
- 24th Personnel Services Battalion, US Army
- 24th Punjabis, Indian Army
- 24th Senegalese Rifle Regiment, French Army
- 24th Signal Battalion, US Army
- 24th Transportation Battalion, US Army
- 24th Tunisian Rifle Regiment, French Army
- 24th Ulan Regiment, Polish Army
- 25 Engineer Regiment, RE, British Army
- 250th Air Defense Artillery Regiment, California Army National Guard
- 250th Engineering Support Center, Ukrainian Army
- 250th Maintenance and Security Battalion, Land Forces of Belarus
- 250th Military Intelligence Battalion, California Army National Guard
- 250th Signal Battalion, New Jersey Army National Guard
- 251st Air Defense Artillery Regiment, California Army National Guard
- 251st Air Defense Artillery Regiment, Caliofornia Army National Guard
- 251st Infantry Division, Wehrmacht
- 252nd Armor Regiment, North Carolina Army National Guard
- 252nd Infantry Division, Wehrmacht
- 253 (North Irish) Medical Regiment, British Army
- 253rd (Queen's University) Battalion, CEF
- 253rd Infantry Regiment, US Army
- 254 (East of England) Field Hospital, British Army
- 254th Air Defense Artillery Regiment, New Jersey Army National Guard
- 254th Guards Motor Rifle Regiment, Russian Army
- 254th Infantry Division, Wehrmacht
- 254th Infantry Regiment, US Army
- 254th Transportation Battalion, Florida Army National Guard
- 255th Infantry Division, Wehrmacht
- 255th Infantry Regiment, US Army
- 256 (London) Field Hospital, British Army
- 256th Air Defense Artillery Regiment, Florida Army National Guard
- 256th Combat Support Hospital, US Army
- 256th Infantry Division, Wehrmacht
- 256th Vietnameese Guard Battalion, French Army
- 256th Vietnamese Guard Battalion, French Army
- 257th Infantry Brigade, ROCA
- 257th Infantry Division, Wehrmacht
- 257th Transportation Battalion, US Army
- 258th Field Artillery Regiment, New York Army National Guard
- 258th Infantry Division, Wehrmacht
- 259th Field Artillery Battalion, US Army
- 259th Military Intelligence Brigade, US Army
- 25th (County of London) Battalion, The London Regiment (Cyclists), British Army
- 25th (Indian) Infantry Division, Indian Army
- 25th (later 153rd) Armoured Battalion, German Army
- 25th (Nova Scotia) Battalion, CEF
- 25th Air Cavalry Brigade Prince Józef Poniatowski, Polish Army
- 25th Airborne Brigade, Ukrainian Army
- 25th Algerian Rifle Regiment, French Army
- 25th Alpine Chasseurs Battalion, French Army
- 25th Armored Division (Phantom Unit), US Army
- 25th Armoured Division, Wehrmacht
- 25th Army Tank Brigade, British Army
- 25th Artillery Regiment, French Army
- 25th Aviation Engineer Regiment, French Army
- 25th Aviation Mission Brigade, Colombian Army
- 25th Aviation Regiment, US Army
- 25th Battalion (The Darling Downs Regiment), Australia
- 25th Cavalry Regiment Lancieri di Mantova, Italian Army
- 25th Cavalry, Pakistan Army
- 25th Dragoons Regiment, French Army
- 25th Dragoons, British Army
- 25th Engineer Group, British Army
- 25th Field Artillery Group, Brazilian Army
- 25th Field Artillery Regiment, US Army
- 25th Field Replacement Battalion, German Army
- 25th General Raevsky's Smolensk Infantry Regiment, Imperial Russian Army
- 25th Grenadier Division of the Waffen-SS Hunyadi (Hungarian No 1)
- 25th Independent Rife Battalion, Ukrainian Army
- 25th Infantry Battalion, Latvian National Guard
- 25th Infantry Division Bologna, Italian Army
- 25th Infantry Division Reconnaissance Group, French Army
- 25th Infantry Division Tropic Lightning, US Army
- 25th Infantry Division, ARVN
- 25th Infantry Division, British Army
- 25th Infantry Division, Republic of Korea Army
- 25th Infantry Regiment, Polish Army
- 25th Infantry Regiment, US Army
- 25th Jaeger Battalion, Austrian Army
- 25th Kalisz Field Artillery Regiment, Polish Army
- 25th Logistics School Battalion, Brazilian Army
- 25th Marine Regiment, USMC
- 25th Mechanized Division, Pakistan Army
- 25th Military Economic Department, Polish Army
- 25th Military Police Battalion, Serbian Army
- 25th Parachute Division, French Army
- 25th Parachute Infantry Battalion, Brazilian Army
- 25th Public Security Protection Brigade named after Prince Askold, Ukrainian National Guard
- 25th Regimental Combat Team, US Army
- 25th Signal Battalion, US Army
- 25th Support Battalion, US Army
- 25th Training Center, Ukraine
- 25th Transportation Battalion, US Army
- 25th Wielkopolski Ulan Regiment, Polish Army
- 26 Engineer Regiment, RE, British Army
- 260th Infantry Division, Wehrmacht
- 260th Infantry Regiment, French Army
- 260th Military Intelligence Battalion, Florida Army National Guard
- 260th Military Police Command, District of Colombia Army National Guard
- 260th Military Police Command, District of Columbia Army National Guard
- 260th Quartermaster Battalion, US Army
- 260th Regiment (formerly 260th Coast Artillery Regiment), District of Columbia Army National Guard
- 261st Engineer Battalion, Florida Army National Guard
- 261st Medical Battalion, US Army
- 261st Theater Tactical Signal Brigade, Delaware Army National Guard
- 261st Theater Tactical Signal Brigade, Delawere Army National Guard
- 262nd Quartermaster Battalion, US Army
- 263rd Air Defense Artillery Regiment, South Carolina Army National Guard
- 263rd Armor Regiment, South Carolina Army National Guard
- 263rd Army Air and Missile Defense Command, South Carolina Army National Guard
- 263rd Field Artillery Battalion, US Army
- 263rd Infantry Division, Wehrmacht
- 264th Infantry Division, Wehrmacht
- 264th Medical Battalion, US Army
- 264th Support Battalion, US Army
- 265th Chemical Battalion, Arizona Army National Guard
- 265th Chemical Battalion, Georgia Army National Guard
- 265th Military Police Battalion Tudor Vladimirescu, Romanian Army
- 266th Quartermaster Battalion, US Army
- 267th Aviation Battalion, US Army
- 267th Finance Battalion, US Army
- 267th Infantry Division, Wehrmacht
- 268th Infantry Division, Wehrmacht
- 269th Infantry Division, Wehrmacht
- 269th Mechanised Infantry Brigade, ROCA
- 26th (Indian) Infantry Division, Indian Army
- 26th (New Brunswick) Battalion, CEF
- 26th Armoured Division (Deception), British Army
- 26th Armoured Division, Wehrmacht
- 26th Army Jinan Military Region Special Forces, People's Liberation Army Ground Force
- 26th Army Police Platoon, Brazilian Army
- 26th Artillery Brigade Named after General Roman Dashkevich, Ukrainian Army
- 26th Cavalry Regiment (Philippine Scouts), US Army
- 26th Cavalry Regiment Lancieri di Vercelli, Italian Army
- 26th Dragoons Regiment, French Army
- 26th Engineer Battalion, US Army
- 26th Engineer Group, British Army
- 26th Field Artillery Regiment, US Army
- 26th Grenadier Division of the Waffen-SS Hungaria (Hungarian No 2)
- 26th Grenadier Division of the Waffen-SS Hunyadi (Hungarian No 2)
- 26th Hetman K. Chodkiewicz's Ulan Regiment, Polish Army
- 26th Hussars, British Army
- 26th Independent Rifle Battalion, Ukrainian Army
- 26th Infantry Battalion Neagoe Basarab, Romanian Army
- 26th Infantry Division Assietta, Italian Army
- 26th Infantry Division Yankee Division, USA
- 26th Infantry Regiment Bergamo, Italian Army
- 26th Infantry Regiment, French Army
- 26th Infantry Regiment, Massachusetts State Guard
- 26th Infantry Regiment, Polish Army
- 26th Infantry Regiment, US Army
- 26th Jaeger Battalion, Austrian Army
- 26th King Władyslaw IV's Field Artillery Regiment, Polish Army
- 26th Maneuver Enhancement Brigade, Massachusetts Army National Guard
- 26th Mechanized Division, Pakistan Army
- 26th Mechanized Infantry Division, Republic of Korea Army
- 26th Military Ecomonic Department, Polish Army
- 26th Military Economic Department, Polish Army
- 26th Mogilev Infantry Regiment, Imperial Russian Army
- 26th Mountain Rifle Battalion Avram Iancu, Romanian Army
- 26th Parachute Infantry Battalion, Brazilian Army
- 26th Punjabis, Indian Army
- 26th Senegalese Rifle Marching Battalion, French Army
- 26th Signal Battalion, US Army
- 26th Special Purpose Squad Bars, National Guard of the Russian Federation
- 26th Transportation Battalion, US Army
- 270th Artillery Regiment, New York Army National Guard
- 270th Field Artillery Regiment, New York Army National Guard
- 271st Infantry Division, Wehrmacht
- 271st Infantry Regiment, French Army
- 271st Infantry Regiment, US Army
- 272nd Infantry Division, Wehrmacht
- 272nd Infantry Regiment, US Army
- 272nd Regional Support Group, Michigan Army National Guard
- 272nd Transportation Battalion, US Army
- 273rd Field Artillery Battalion, US Army
- 274th Battalion, Israeli Ground Forces
- 274th Field Artillery Battalion, US Army
- 274th Infantry Regiment, US Army
- 275th Infantry Division, Wehrmacht
- 275th Support Battalion, US Army
- 276th Engineer Battalion, Virginia Army National Guard
- 277th Infantry Division, Wehrmacht
- 277th Support Battalion, US Army
- 278th Armoured Cavalry Regiment, Tennessee Army National Guard
- 278th Chemical Battalion, Alabama Army National Guard
- 278th Infantry Division, Wehrmacht
- 279th Signal Battalion, Alabama Army National Guard
- 279th Support Brigade, US Army
- 27th Algerian Rifle Regiment, French Army
- 27th Alpine Chasseurs Battalion, French Army
- 27th Alpine Infantry Division, French Army
- 27th Armoured Brigade, British Army
- 27th Artillery Regiment, Italian Army
- 27th Aviation Battalion, New York Army National Guard
- 27th Brigade Israeli Ground Forces
- 27th Brigade, Colombian Army
- 27th Cavalry Regiment Cavalleggeri di Aquila, Italian Army
- 27th Dragoons Regiment, French Army
- 27th Engineer Battalion, US Army
- 27th Engineer Group, British Army
- 27th Field Artillery Regiment, Polish Army
- 27th Field Artillery Regiment, US Army
- 27th Finance Battalion, New York Army National Guard
- 27th Infantry Battalion, Latvian National Guard
- 27th Infantry Brigade, British Army
- 27th Infantry Division Brescia, Italian Army
- 27th Infantry Division O'Ryan's Roughnecks - New York Division, USA
- 27th Infantry Division, Republic of Korea Army
- 27th Infantry Division, Wehrmacht
- 27th Infantry Regiment Pavia, Italian Army
- 27th Infantry Regiment, French Army
- 27th Infantry Regiment, Polish Army
- 27th Infantry Regiment, US Army
- 27th Jaeger Battalion, Austrian Army
- 27th King Stefan Batory's Ulan Regiment, Polish Army
- 27th Lancers, British Army
- 27th Mountain Infantry Brigade, French Army
- 27th Parachute Infantry Battalion, Brazilian Army
- 27th Punjabis, Indian Army
- 27th Rocket Artillery Brigade Sumy, Ukrainian Army
- 27th Self-Propelled Heavy Artillery Group Marche, Italian Army
- 27th Separate Guards Motor Rifle Brigade, Russian Army
- 27th Special Purpose Squad Kuzbass, National Guard of the Russian Federation
- 27th SS Volunteer Grenadier Division Langemarck (Flemish No 1?)
- 27th Tank Battalion, French Army
- 27th Transportation Center, US Army
- 27th Vitebsk Infantry Regiment, Imperial Russian Army
- 28 Amphibious Regiment, RE, British Army
- 28 Engineer Regiment (CBRN), RE, British Army
- 280th Engineer Battalion, Delawere Army National Guard
- 280th Mechanized Infantry Battalion, Romanian Army
- 280th Signal Battalion, Delaware Army National Guard
- 280th Signal Battalion, Delawere Army National Guard
- 282nd Transylvanian Red Banner Order of Alexander Nevsky Training Center of the Nuclear, Chemical and Biological Protection Troops, Russian Army
- 284th Armoured Battalion, German Army
- 284th Tank Battalion Cuza Vodă, Romanian Army
- 285th Aviation Regiment, Arizona Army National Guard
- 286th Engineer Battalion, US Army
- 286th Security Division, Wehrmacht
- 287th Engineer Battalion, US Army
- 287th Sustainment Brigade, Kansas Army National Guard
- 288th Artillery Brigade, Russian Army
- 289th Infantry Regiment, US Army
- 28th (County of London) Battalion, The London Regiment (Artists' Rifles), British Army
- 28th Alpine Chasseurs Battalion, French Army
- 28th Artillery Regiment, French Army
- 28th Artillery Regiment, Italian Army
- 28th Battalion (The Swan Regiment), Australia
- 28th Cavalry Regiment Cavalleggeri di Treviso, Italian Army
- 28th Cavalry, Pakistan Army
- 28th Combat Support Hospital, US Army
- 28th Divisional Artillery Regiment, French Army
- 28th Dragoons Regiment, French Army
- 28th East African Brigade, British Army
- 28th Field Artillery Regiment, Polish Army
- 28th Field Artillery Regiment, US Army
- 28th Finance Battalion, Pennsylvania Army National Guard
- 28th Fortress Infantry Regiment, French Army
- 28th Infantry Division Aosta, Italian Army
- 28th Infantry Division Keystone , USA
- 28th Infantry Division Reconnaissance Battalion, Republic of Korea Army
- 28th Infantry Division Reconnaissance Group, French Army
- 28th Infantry Division, Indian Army
- 28th Infantry Division, Republic of Korea Army
- 28th Infantry Regiment Pavia, Italian Army
- 28th Infantry Regiment, US Army
- 28th Jungle Brigade, Colombian Army
- 28th Kaniowski Rifle Regiment, Polish Army
- 28th Knights of the Winter Hike Mechanized Brigade, Ukrainian Army
- 28th Light Infantry Battalion, Brazilian Army
- 28th Logistics Battalion, Brazilian Army
- 28th Polozk Infantry Regiment, Imperial Russian Army
- 28th Punjabis, Indian Army
- 28th Self-Propelled Field Artillery Group Livorno, Italian Army
- 28th Signal Battalion, Pennsylvania Army National Guard
- 28th Signal Regiment, French Army
- 28th SS Volunteer Grenadier Division Wallonien
- 28th Transportation Battalion, US Army
- 28th Tunisian Rifle Regiment, French Army
- 29 Armoured Engineer Squadron, RE, British Army
- 290th Military Police Brigade, US Army
- 290th Separate Pontoon-Bridge Railway Battalion, Russian Army
- 291st Artillery Brigade, Russian Army
- 291st Engineer Battalion, US Army
- 291st Regiment, US Army
- 292nd Armoured Brigade, Israeli Ground Forces
- 292nd Infantry Division, Wehrmacht
- 293rd Engineer Battalion, US Army
- 293rd Heavy Divisional Artillery Regiment, French Army
- 294th Infantry Regiment, French Army
- 294th US Army Artillery Group
- 295th Infantry Regiment, French Army
- 295th Infantry Regiment, Puerto Rico Army National Guard
- 295th Regimental Combat Team, US Army
- 296th Infantry Regiment, Puerto Rico Army National Guard
- 296th Regimental Combat Team, US Army
- 296th Support Battalion, US Army
- 297th Cavalry, Alaska Army National Guard
- 297th Infantry Regiment (Alaska Scous), Alaska Army National Guard
- 297th Infantry Regiment (Alaska Scouts), Alaska Army National Guard
- 297th Military Intelligence Battalion, US Army
- 297th Regional Support Group, Alaska Army National Guard
- 298th Support Battalion, Mississippi Army National Guard
- 299th Cavalry Regiment (formerly 299th Infantry), Hawaii Army National Guard
- 299th Engineer Battalion, US Army
- 299th Infantry Regiment, French Army
- 299th Regimental Combat Team, US Army
- 299th Support Battalion, US Army
- 29th Air Traffic Control Battalion, US Army
- 29th Algerian Rifle Regiment, French Army
- 29th Armoured Infantry Battalion, Brazilian Army
- 29th Artillery Regiment Di Cosseria-Modena, Italian Army
- 29th Artillery Regiment Di Cosseria/Modena, Italian Army
- 29th Brigade, Colombian Army
- 29th Cavalry Regiment Cavalleggeri di Udine, Italian Army
- 29th Combined Arms Army, Russian Army
- 29th Dragoons Regiment, French Army
- 29th Engineer Battalion, US Army
- 29th Engineer Group, British Army
- 29th Evacuation Hospital, US Army
- 29th Field Artillery Regiment, Polish Army
- 29th Field Artillery Regiment, US Army
- 29th General-Fieldmarshal Count Dibich-Zabalkansky's Chernigov Infantry Regiment, Imperial Russian Army
- 29th Grenadier Division of the Waffen-SS (Italian No 1)
- 29th Grenadier Division of the Waffen-SS (Russian No 1)
- 29th Group, South African Army
- 29th Infantry Brigade Group, British Army
- 29th Infantry Brigade, Hawaii Army National Guard
- 29th Infantry Division Blue and Grey , USA
- 29th Infantry Division Piemonte, Italian Army
- 29th Infantry Division Reconnaissance Group, French Army
- 29th Infantry Division, Republic of Korea Army
- 29th Infantry Regiment Assietta, Italian Army
- 29th Infantry Regiment, French Army
- 29th Infantry Regiment, US Army
- 29th Jaeger Battalion, Austrian Army
- 29th Kaniowski Rifle Regiment, Polish Army
- 29th Signal Battalion, US Army
- 29th Special Purpose Detachment Bulat, National Guard of the Russian Federation
- 2dn General Yermolov's Horse Battery, Imperial Russian Army
- 2nd (Nizam's Own) Imperial Service Lancers, Hyderabad
- 2nd African Chasseur Regiment, French Army
- 2nd Air Base Battalion, Austrian Air Force
- 2nd Air Defence Artillery Battalion, Indonesian Army
- 2nd Air Defence Battalion Gotland Air Defence Battalion, Swedish Army
- 2nd Air Defence Missile Battalion, Hungarian Honvéd 12th Arrabona Air Defence Missile Regiment, Hungarian Army
- 2nd Air Defence Regiment Östgöta Air Defence Regiment, Swedish Army
- 2nd Air Defense Artillery Regiment, US Army
- 2nd Air Regiment, Austrian Air Force
- 2nd Algerian Rifle Regiment, French Army
- 2nd Alijah Gwalior Lancers, Gwalior
- 2nd Alpine Division Tridentina, Italian Army
- 2nd Alpini Regiment, Italian Army
- 2nd and 3rd Warsaw Fortress Infantry Battalions, Imperial Russian Army
- 2nd Anti Aircraft Artillery Group, Brazilian Army
- 2nd Anti-Aircraft Artillery Regiment, Italian Army
- 2nd Armored Division Hell on Wheels, US Army
- 2nd Armored Division Non Commissioned Officer Academy, US Army
- 2nd Armoured Army, Wehrmacht
- 2nd Armoured Battalion, Polish Army
- 2nd Armoured Brigade, British Army
- 2nd Armoured Brigade, Republic of Korea Army
- 2nd Armoured Car Regiment, Canadian Army
- 2nd Armoured Division, British Army
- 2nd Armoured Division, French Army
- 2nd Armoured Division, Wehrmacht
- 2nd Armoured Grenadier Division, German Army
- 2nd Armoured Infantry Company, I Battalion, The Funen Life Regiment, Danish Army
- 2nd Armoured Infantry Company, I Battalion, The Queen's Life Regiment, Danish Army
- 2nd Armoured Infantry Company, I Battalion, The Royal Life Guards, Danish Army
- 2nd Armoured Regiment Scanian Dragoon Regiment, Swedish Army
- 2nd Armoured Training Group, Polish Army
- 2nd Armoured Vehicle Park, Italian Army
- 2nd Army Aviation Regiment Sirio, Italian Army
- 2nd Army Aviation Support Regiment Orione, Italian Army
- 2nd Army Basic Training Company, III Battalion, Jutland Dragoon Regiment, Danish Army
- 2nd Army Corps Reconnaissance Group. French Army
- 2nd Army Division - President Costa e Silva Division, Brazilian Army
- 2nd Army Flying Battalion Östgöta Army Flying Battalion, Swedish Army
- 2nd Army Group, Royal Artillery, British Army
- 2nd Army Police Battalion, Brazilian Army
- 2nd Army Police Platoon, Brazilian Army
- 2nd Army, British Army
- 2nd Army, Wehrmacht
- 2nd Artillery Division, Pakistan Army
- 2nd Artillery Group, Polish Army
- 2nd Artillery Observation Aviation Group, French Army
- 2nd Artillery Regiment Göta Artillery Regiment Standard
- 2nd Artillery Regiment Göta Artillery Regiment, Swedish Army
- 2nd Artillery Regiment Potenza, Italian Army
- 2nd Artillery Regiment, Austrian Army
- 2nd Artillery Regiment, Norwegian Army
- 2nd Australian Armoured Division, Australian Army
- 2nd Australian Army
- 2nd Aviation Regiment, US Army
- 2nd Baroda Infantry, Baroda
- 2nd Basic Training Company, 2nd Logistics Battalion, The Train Regiment, Danish Army
- 2nd Battalion Colour
- 2nd Battalion Combat Team, Philippine Army
- 2nd Battalion The Bikaner State Infantry, Bikaner
- 2nd Battalion, 11th Field Artillery Regiment, Finnish Army
- 2nd Battalion, 128th Mountain Assault Brigade, Ukrainian Army
- 2nd Battalion, 150th Mechanized Brigade, Ukrainian Army
- 2nd Battalion, 173rd Infantry Regiment, French Army
- 2nd Battalion, 54th Infantry Regiment, ARVN
- 2nd Battalion, 5th Marines, USMC
- 2nd Battalion, 67th Mechanized Brigade, Ukrainian Army
- 2nd Battalion, Army of the Ivory Coast
- 2nd Battalion, Civil Guard, Costa Rica
- 2nd Battalion, Norwegian Army
- 2nd Battery, 2nd Siberian Rifle Artillery Brigade, Imperial Russian Army
- 2nd Battery, 61st Artillery Regiment, French Army
- 2nd Bersaglieri Regiment, Italian Army
- 2nd Border Battalion, Brazilian Army
- 2nd Bridge Engineer Regiment, Italian Army
- 2nd Brigade Artillery Battalion, Estonian Army
- 2nd Brigade, 87th Infantry Division, US Army
- 2nd Brigade, Colombian Army
- 2nd Brigade, Rhodesian Army
- 2nd Cambodian Battalion Group, French Army
- 2nd Canadian Division Support Group, Canadian Army
- 2nd Canadian Division Training Centre, Canadian Army
- 2nd Canadian Infantry Division, Canadian Army
- 2nd Cavalry Division, British Army
- 2nd Cavalry Division, US Army
- 2nd Cavalry Regiment Life Regiment Dragoons, Swedish Army
- 2nd Cavalry Regiment Piemonte Cavalleria, Italian Army
- 2nd Cavalry Regiment, Australia
- 2nd Cavalry Regiment, US Army
- 2nd Chasseurs on Foot, Belgian Army
- 2nd Chasseurs on Horse Regiment, Belgian Army
- 2nd Chasseurs on Horse Regiment, French Army
- 2nd Chemical Battalion, US Army
- 2nd China Marching Battalion, French Army
- 2nd Colonel J. Dwernicki's Grochowski Ulan Regiment, Polish Army
- 2nd Colonial Artillery Regiment, French Army
- 2nd Colonial Commando-Parachutist Battalion, French Army
- 2nd Combat Engineer Battalion, Brazilian Army
- 2nd Combat Engineer Battalion, Mexican Army
- 2nd Combined Arms Battalion, 5th Brigade Combat Team, 1st Armored Division, US Army
- 2nd Combined Brigade, Japanese Army
- 2nd Command and Signal Company, French Army
- 2nd Command Battalion II Corps Command, Austrian Army
- 2nd Commando Battalion, Belgian Army
- 2nd Company, 31st Engineer Regiment, French Army
- 2nd Company, 3rd Maintenance Battalion, The Train Regiment, Danish Army
- 2nd Company, 3rd Marine Infantry Parachute Regiment, French Army
- 2nd Company, 67th Infantry Regiment, French Army
- 2nd Company, 7th Alpine Chasseurs Battalion, French Army
- 2nd Company, II Battalion, The Royal Life Guards, Danish Army
- 2nd Company, III Battalion, The Royal Life Guards, Danish Army
- 2nd Company, Replenishment Battalion 11, German Army
- 2nd Company, Special Forces Command, German Army
- 2nd Company. 7th Alpine Chasseurs Battalion, French Army
- 2nd Construction Command, Spanish Army
- 2nd Corps Sapper Group, Polish Army
- 2nd Cuirassier Regiment, French Army
- 2nd Departemental Gendarmerie Legion - Lille, France
- 2nd Division, British Army
- 2nd Division, Finnish Army
- 2nd Division, Japanese Army
- 2nd Division, Swedish Army
- 2nd Dragoons Regiment, French Army
- 2nd Emperor Alexander II's Courland Life-Uhlan Regiment, Imperial Russian Army
- 2nd Emperor Alexander III's Pavlograd Life-Hussars Regiment, Imperial Russian Army
- 2nd Emperor Alexander III's Sofia Infantry Regiment, Imperial Russian Army
- 2nd Engineer Battalion, Albanian Army
- 2nd Engineer Battalion, US Army
- 2nd Engineer Brigade, US Army
- 2nd Engineer Construction Grouping - Rodrigo Octávio Grouping, Brazilian Army
- 2nd Engineer Regiment Göta Engineer Regiment, Swedish Army
- 2nd Engineer Regiment, French Army
- 2nd Engineer Regiment, Italian Army
- 2nd Estonian Brigade, Estonian Army
- 2nd Fast Artillery Regiment Principe Emanuele Filiberto Testa di Ferro, Italian Army
- 2nd Fast Division Emanuele Filiberto Testa di Ferro, Italian Army
- 2nd Field Artillery Battalion, Indonesian Army
- 2nd Field Artillery Regiment, Indonesian Army
- 2nd Field Artillery Regiment, US Army
- 2nd Foreign Administration Group, French Army
- 2nd Foreign Cavalry Regiment, French Army
- 2nd Foreign Engineer Regiment, French Army
- 2nd Foreign Infantry Regiment, French Army
- 2nd Foreign Parachute Regiment, French Army
- 2nd General Drozdovskii Officer's Rifle Regiment, Russia
- 2nd General Hospital, US Army
- 2nd General Yermolov's Horse Battery, Imperial Russian Army
- 2nd Grand Ducal Mecklenburgian Dragoon Regiment No 18
- 2nd Guards Battalion, Belgian Army
- 2nd Guards Battalion, Brazilian Army
- 2nd Guards Cavalry Regiment - Andrade Neves Regiment, Brazilian Army
- 2nd Guards Combined Arms Army, Russian Army
- 2nd Guards Dragoon Regiment Empress Alexandra of Russia, Germany
- 2nd Guards Motor Rifle "Tamanskaya" Division named after M.I. Kalinin, Russian Army
- 2nd Guards Regiment on Foot, Germany
- 2nd Guards Ulan Regiment, Germany
- 2nd Guides Regiment, Belgian Army
- 2nd Gwalior Maharaja Jayaji Rao's Own Battalion, Gwalior
- 2nd Gwalior Mountain Battery, Gwalior
- 2nd H.I.M. Empress Maria Fedorovna's Pskov Dragoon Regiment, Imperial Russian Army
- 2nd Helicopter Wing, Austrian Air Force
- 2nd Hetman J. Zamoyski's Chełmn Medium Artillery Regiment, Polish Army
- 2nd Highland Rifle Regiment, Polish Army
- 2nd His Imperial Highness Grand-Duke Michail Alexandrovich Rostov Grenadier Regiment, Imperial Russian Army
- 2nd Hrubieszów Reconnaissance Regiment Maj. Henryk Dobrzański „Hubal”, Polish Army
- 2nd Hussars Regiment, French Army
- 2nd Independent Infantry Battalion, Estonian Army
- 2nd Infantry Battalion Călugăreni, Romanian Army
- 2nd Infantry Battalion, Latvian Army
- 2nd Infantry Battalion, Mexican Army
- 2nd Infantry Battalion, North Macedonia
- 2nd Infantry Battalion, Portuguese Army
- 2nd Infantry Battalion, US Army
- 2nd Infantry Brigade ''Capitán General Rafael Carrera'', Guatemalan Army
- 2nd Infantry Brigade Combat Support Battalion, Estonian Army
- 2nd Infantry Brigade, British Army
- 2nd Infantry Brigade, Estonian Army
- 2nd Infantry Brigade, Lebanese Army
- 2nd Infantry Brigade, Mexican Army
- 2nd Infantry Brigade, US Army
- 2nd Infantry Company of the National Military College, Argentine Army
- 2nd Infantry Division (from 30 May 1940 2nd Rifle Division), Poland
- 2nd Infantry Division (Motorized), Wehrmacht
- 2nd Infantry Division (Queen Sirikit's Guard), Royal Thai Army
- 2nd Infantry Division Getica, Romanian Army
- 2nd Infantry Division Indianhead, US Army
- 2nd Infantry Division Reconnaissance Battalion, ARVN
- 2nd Infantry Division Reconnaissance Group. French Army
- 2nd Infantry Division Sforzesca, Italian Army
- 2nd Infantry Division, ARVN
- 2nd Infantry Division, Australian Army
- 2nd Infantry Division, Indonesian Army
- 2nd Infantry Division, Malaysian Army
- 2nd Infantry Division, Republic of Korea Army
- 2nd Infantry Regiment Re, Italian Army
- 2nd Infantry Regiment Värmland Regiment, Swedish Army
- 2nd Infantry Regiment, Chadian Army
- 2nd Infantry Regiment, French Army
- 2nd Infantry Regiment, Massachusetts State Guard
- 2nd Infantry Regiment, US Army
- 2nd Information Operations Battalion, US Army
- 2nd Inowrocław Engineer Regiment Gen. Jakub Jasiński, Polish Army
- 2nd Interarms Regiment, Army of Madagascar
- 2nd International Legion, Ukraine
- 2nd Jungle Infantry Battalion, Brazilian Army
- 2nd Jungle Infantry Brigade, Brazilian Army
- 2nd King Edward VII's Own Gurkha Rifles (The Sirmoor Rifles), British Army
- 2nd King Edward's Own Grenadiers, Indian Army
- 2nd Kyiv Military School, Imperial Russian Army
- 2nd Lancers Regiment, Belgian Army
- 2nd Lancers, Indian Army
- 2nd Land Forces Brigade, Serbian Army
- 2nd Laotian Infantry Battalion, French Army
- 2nd Lebanese Rifles Battalion, French Army
- 2nd Legion Field Artillery Regiment, Polish Army
- 2nd Legion Infantry Regiment, Polish Army
- 2nd Legion Mechanized Brigade Marshal Józef Piłsudski, Polish Army
- 2nd Libyan Blackshirt Division 28 Ottobre, MSVN
- 2nd Libyan Blackshirt Division 28 Ottobre, MVSN
- 2nd Life Hussar Regiment Queen Viktoria of Prussia No 2
- 2nd Life-Guards Artillery Brigade, Imperial Russian Army
- 2nd Light Anti Aircraft Regiment, Polish Army
- 2nd Light Field Artillery Group, Brazilian Army
- 2nd Light Logistics Battalion, Brazilian Army
- 2nd Light Reconnaissance Squadron, III Reconnaissance Battalion, The Guards Hussar Regiment, Danish Army
- 2nd Light Signal Company, Brazilian Army
- 2nd Line Infantry Regiment, Belgian Army
- 2nd Logistic Support Command, Republic of Korea Army
- 2nd Logistics Base Valahia, Romanian Army
- 2nd Logistics Battalion, The Train Regiment, Danish Army
- 2nd Logistics Brigade, Colombian Army
- 2nd Logistics Support Center, Imperial Army of Iran
- 2nd Lubelska Territorial Defence Brigade Major Hieronim Dekutowski alias Zapora, Poland
- 2nd Maintenance Battalion, US Army
- 2nd Marine Infantry Regiment in Operation Epervier 1993, French Army
- 2nd Marine Infantry Regiment, French Army
- 2nd Materiel Regiment, French Army
- 2nd Mecanized Cavalry Brigade - Charrua Brigade, Brazilian Army
- 2nd Mechanised Infantry Company, II Battalion, Jutland Dragoon Regiment, Danish Army
- 2nd Mechanized Battalion, 30th Mechanized Brigade Named after Konstanty Ostrogski, Ukrainian Army
- 2nd Mechanized Cavalry Regiment, Brazilian Army
- 2nd Mechanized Infantry Battalion, Portuguese Army
- 2nd Mechanized Infantry Company, II Armoured Infantry Battalion, The Guards Hussar Regiment, Danish Army
- 2nd Medical Brigade, British Army
- 2nd Medical Brigade, US Army
- 2nd Medical Company, 1st Logistics Battalion, The Train Regiment, Danish Army
- 2nd Military Economic Department, Polish Army
- 2nd Military Intelligence Battalion, US Army
- 2nd Military Intelligence Brigade, Colombian Army
- 2nd Military Police Brigade ''General de División Héctor Alejandro Gramajo Morales'', Guatemalan Army
- 2nd Military Region - Bandeiras Region, Brazilian Army
- 2nd Military Region, Brazilian Army
- 2nd Military Region, French Army
- 2nd Mixed Madagascar Regiment, French Army
- 2nd Moroccan Infantry Division, French Army
- 2nd Moroccan Rifle Regiment, French Army
- 2nd Motorized Infantry School Battalion - Avai Regiment, Brazilian Army
- 2nd Mountain Artillery Regiment, French Army
- 2nd Mountain Artillery Regiment, Italian Army
- 2nd Mountain Division, Indian Army
- 2nd Mountain Division, Wehrmacht
- 2nd Mountain Rifle Brigade Sarmizegetusa, Romanian Army
- 2nd Mounted Rifle Regiment, Polish Army
- 2nd Mounted Saharan Company of the Legion, French Army
- 2nd Munitions Company, French Army
- 2nd Mysore Infantry
- 2nd National Support Element, Danish Army
- 2nd North Canterbury Infantry, New Zealand
- 2nd Northern Ireland Cadet Battalion, United Kingdom
- 2nd Operational Command (old 2nd ROK Army), Republic of Korea Army
- 2nd Order of Kutuzov Operational Regiment of the ODON, National Guard of the Russian Federation
- 2nd Parachute Battalion, Portuguese Army
- 2nd Parachute Brigade, French Army
- 2nd Philippine Division, Philippine Army
- 2nd Pioneer Battalion, Austrian Army
- 2nd Port Task Force, Royal Engineers, British Army
- 2nd Psychological Operations Group, US Army
- 2nd Quartermaster Group, US Army
- 2nd Railways Battalion, Brazilian Army
- 2nd Reconnaissance Regiment, Austrian Army
- 2nd Regiment Granatieri di Sardegna, Italian Army
- 2nd Regiment Training Center, Republic of Korea Army
- 2nd Regional Logistics Base, Polish Army
- 2nd Rifle Battalion (WW2), Polish Army
- 2nd Rifle Battalion, Polish Army
- 2nd Rokitiański Light Horse Regiment, Polish Army
- 2nd Saharan Motorised Company, French Army
- 2nd Sapper Regiment, Polish Army
- 2nd Security Force Assistance Brigade, US Army
- 2nd Senegalese Rifle Regiment, French Army
- 2nd Separate Special Purpose Brigade, Russian Army
- 2nd Siberian Cossack Horse Regiment
- 2nd Signal Brigade, US Army
- 2nd Signal Regiment, Italian Army
- 2nd Signals Regiment Göta Signals Regiment, Swedish Army
- 2nd South African Infantry Battalion, South African Army
- 2nd South African Infantry Regiment, South African Army
- 2nd Space Battalion, US Army
- 2nd Special Forces Intervention Regiment, Lebanese Army
- 2nd Special Service Battalion, South African Army
- 2nd Squadron, 13th Parachute Dragoons Regiment, French Army
- 2nd Squadron, 1st Parachute Hussars Regiment, French Army
- 2nd Squadron, 4th Dragoons Regiment, French Army
- 2nd Squadron, Surveillance Wing, Austrian Air Force
- 2nd SS Armoured Division Das Reich
- 2nd Staff Battalion, Austrian Army
- 2nd Supply Regiment I Corps, Austrian Army
- 2nd Supply Regiment, Austrian Army
- 2nd Support Battalion, US Army
- 2nd Tank Battalion, French Army
- 2nd Tank Cavalry Battalion, Indonesian Army
- 2nd Tank Squadron, I Battalion, The Jutland Dragoon Regiment, Danish Army
- 2nd Territorial Logistics Base Şelimbăr, Romanian Army
- 2nd Territorial Unit of Darius ir Girenas Military District, Lithuania
- 2nd Thai Battalion, French Army
- 2nd Train Regiment Göta Train Regiment Colour
- 2nd Train Regiment Göta Train Regiment, Swedish Army
- 2nd Training Center, Serbian Army
- 2nd Transport Battalion, Mexican Army
- 2nd Transportation Company, Brazilian Army
- 2nd Tsarskoe-Selo Life-Guards Rifle Regiment, Imperial Russian Army
- 2nd US Army
- 2nd Ventspils Infantry Regiment, Latvian Army
- 2nd Vidzemes Brigade, Latvian National Guard
- 2nd Warsaw Armoured Division
- 2nd Westphalian Hussar Regiment No 11
- 2nd Zealand Brigade, Danish Army
- 2nd Zouave Regiment, French Army
- 2nd-14th Light Horse Regiment (Queensland Mounted Infantry), Australia
3
- 3 Division, Singapore Army
- 3 Infantry Battalion, Irish Army
- 3 Medical Regiment, British Army
- 3 Military Intelligence Battalion, British Army
- 3 Regiment, RHA, British Army
- 3 Signal Regiment, British Army
- 30 Field Squadron, RE, British Army
- 30 Field Workshop, South African Army
- 300th Combat Support Hospital, Tennessee Army National Guard
- 300th Field Artillery Regiment, Wyoming Army National Guard
- 300th Logistical Command, US Army
- 300th Military Intelligence Brigade (Liguist), USA
- 300th Military Intelligence Brigade (Linguist), USA
- 300th Military Police Brigade, US Army
- 300th Support Battalion Sarmis, Romanian Army
- 300th Sustainment Brigade, US Army
- 301st Cavalry Regiment, US Army
- 301st Combat Support Hospital, US Army
- 301st Infantry Brigade, British Army
- 301st Information Operations Battalion, US Army
- 301st Logistical Command, US Army
- 301st Military Intelligence Battalion, US Army
- 302nd Artillery Group, French Army
- 302nd Cavalry Regiment, US Army
- 302nd Chemical Regiment, US Army
- 302nd Field Hospital, US Army
- 302nd Infantry Brigade, ROCA
- 302nd Infantry Regiment, French Army
- 302nd Information Operations Battalion, US Army
- 302nd Maintenance Battalion, US Army
- 302nd Maneuver Enhancement Brigade, US Army
- 302nd Military Intelligence Battalion, US Army
- 302nd Signal Battalion, US Army
- 302nd Transportation Battalion, US Army
- 303rd (Bengal) Lines of Communication Area, Indian Army
- 303rd Armor Regiment, Washington Army National Guard
- 303rd Cavalry Regiment, US Army
- 303rd Cavalry Regiment, Washington Army National Guard
- 303rd Information Operations Battalion, US Army
- 303rd Military Intelligence Battalion, US Army
- 303rd Ordnance Battalion, US Army
- 304th Cavalry Regiment, US Army
- 304th Civil Affairs Brigade, US Army
- 304th Infantry Brigade, British Army
- 304th Infantry Regiment, US Army
- 304th Information Operations Battalion, US Army
- 304th Military Intelligence Battalion, US Army
- 304th Military Police Battalion, US Army
- 304th Signal Battalion, US Army
- 304th Sustainment Brigade, US Army
- 305th Cavalry Regiment, US Army
- 305th Infantry Division, Wehrmacht
- 305th Infantry Regiment, US Army
- 305th Logistical Command, US Army
- 305th Medical Battalion, US Army
- 305th Military Intelligence Battalion, US Army
- 305th Motorised Artillery Regiment, French Army
- 306th Cavalry Regiment, US Army
- 306th Infantry Division, Wehrmacht
- 306th Infantry Regiment, French Army
- 306th Infantry Regiment, US Army
- 306th Logistical Command, US Army
- 306th Medical Battalion, US Army
- 306th Military Intelligence Battalion, US Army
- 306th Military Police Battalion, US Army
- 306th Signal Battalion, US Army
- 307th (Infantry) Regiment, US Army
- 307th Aviation Battalion, US Army
- 307th Cavalry Regiment, US Army
- 307th Disciplinary Battalion, Ukraine
- 307th Engineer Battalion, US Army
- 307th Military Intelligence Battalion, US Army
- 307th Signal Battalion, US Army
- 308th Aviation Battalion, US Army
- 308th Cavalry Regiment, US Army
- 308th Civil Affairs Brigade, US Army
- 308th Military Intelligence Battalion, US Army
- 308th Support Battalion, US Army
- 309th (Infantry) Regiment, US Army
- 309th Aviation Battalion, US Army
- 309th Cavalry Regiment, US Army
- 309th Combat Support Hospital, US Army
- 309th Field Artillery Battalion, US Army
- 309th Field Artillery Regiment, US Army
- 309th Military Intelligence Battalion, US Army
- 30th (Lowland) Independent Armoured Brigade, British Army
- 30th Adjutant General Battalion, US Army
- 30th Airborne Brigade, Royal Jordanian Army
- 30th Alpine Chasseurs Battalion, French Army
- 30th Alpine Fortress Half Brigade, French Army
- 30th Anti Aircraft Brigade, British Army
- 30th Armored Brigade Combat Team Old Hickory, North Carolina Army National Guard
- 30th Armored Division, USA
- 30th Armoured Brigade, Republic of Korea Army
- 30th Battalion (New South Wales Scottish Regiment), Australia
- 30th Brigade, Colombian Army
- 30th Cavalry Regiment Cavalleggeri di Palermo, Italian Army
- 30th Cavalry, Pakistan Army
- 30th Dragoons Regiment, French Army
- 30th Engineer Battalion, US Army
- 30th Field Artillery Regiment, Polish Army
- 30th Field Artillery Regiment, US Army
- 30th Finance Battalion, Tennessee Army National Guard
- 30th Grenadier Division of the Waffen-SS (Russian No 2)
- 30th Guards Brigade Mihai Viteazul, Romanian Army
- 30th Independent Infantry Brigade, Ukrainian Army
- 30th Infantry Brigade, North Carolina Army National Guard
- 30th Infantry Division Old Hickory , USA
- 30th Infantry Division Reconnaissance Group, French Army
- 30th Infantry Division Sabauda, Italian Army
- 30th Infantry Division, French Army
- 30th Infantry Regiment Pisa, Italian Army
- 30th Infantry Regiment, France Army
- 30th Infantry Regiment, US Army
- 30th Jaeger Battalion, Austrian Army
- 30th Kaniowski Rifle Regiment, Polish Army
- 30th Machanized Brigade Named after Konstanty Ostrogski, Ukrainian Army
- 30th Maintenance Battalion, Tennessee Army National Guard
- 30th Mechanized Brigade Named after Konstanty Ostrogski, Ukrainian Army
- 30th Medical Brigade, US Army
- 30th Military Hospital, Finnish Army
- 30th Missile Torpedo Boat Flotilla, Norwegian Navy
- 30th Mixed Artillery Regiment, Spanish Army
- 30th Mountain Rifle Battalion Dragoslavele, Romanian Army
- 30th Poltava Infantry Regiment, Imperial Russian Army
- 30th Punjabis, Indian Army
- 30th Senegalese Rifle Marching Battalion, French Army
- 30th Signal Battalion, US Army
- 30th Special Forces Detachment Svyatogor, National Guard of the Russian Federation
- 30th Support Battalion, Tennessee Army National Guard
- 31 Canadian Brigade Group, Canadian Army
- 31 Field Workshop, South African Army
- 31 Service Battalion, Canadian Army
- 310th Cavalry Regiment, US Army
- 310th Infantry Regiment, French Army
- 310th Infantry Regiment, US Army
- 310th Military Intelligence Battalion, US Army
- 310th Sustainment Command, US Army
- 311st Support Battalion, Missouri Army National Guard
- 311th (Infantry) Regiment, US Army
- 311th Army Security Agency Battalion, US Army
- 311th Aviation Battalion, US Army
- 311th Cavalry Regiment, US Army
- 311th Military Intelligence Battalion, US Army
- 311th Reginal Forces Battalion, ARVN
- 311th Regional Forces Battalion, ARVN
- 311th Signal Command, US Army
- 311th Support Battalion, Missouri Army National Guard
- 312th (Infantry) Regiment, US Army
- 312th Cavalry Regiment, US Army
- 312th Coast Artillery Battalion, US Army
- 312th Logistical Command, US Army
- 312th Military Intelligence Battalion, US Army
- 313th (Infantry) Regiment, US Army
- 313th Artillery Regiment, French Army
- 313th Cavalry Regiment, US Army
- 313th Logistical Command, US Army
- 313th Military Intelligence Battalion, US Army
- 313th Transportation Battalion, US Army
- 314th Cavalry Regiment, US Army
- 314th Infantry Regiment, US Army
- 314th Logistical Command, US Army
- 314th Military Intelligence Battalion, US Army
- 314th Support Battalion, US Army
- 315th (Infantry) Regiment, US Army
- 315th Cavalry Regiment, US Army
- 315th Engineer Battalion, US Army
- 315th Field Artillery Battalion, US Army
- 315th Logistical Command, US Army
- 316th Cavalry Brigade, US Army
- 316th Cavalry Regiment, US Army
- 316th Sustainment Command, US Army
- 317th Cavalry Regiment, US Army
- 317th Engineer Battalion, US Army
- 317th Infantry Battalion, French Army
- 317th Infantry Regiment, French Army
- 317th Infantry Regiment, US Army
- 317th Quartermaster Battalion, US Army
- 317th Signal Battalion, US Army
- 318th (Infantry) Regiment, US Army
- 318th Cavalry Regiment, US Army
- 318th Logistical Command, US Army
- 318th Signal Battalion, US Army
- 319th (Infantry) Regiment, US Army
- 319th Cavalry Regiment, US Army
- 319th Field Artillery Regiment, US Army
- 319th Infantry Division, Wehrmacht
- 319th Military Intelligence Battalion, US Army
- 319th Separate Battalion for the Protection and Provision of Training Centers of the ODON, National Guard of the Russian Federation
- 319th Signal Battalion, Israeli Ground Forces
- 319th Signal Battalion, US Army
- 31st (Indian) Armoured Division, Indian Army
- 31st Air Defense Brigade, US Army
- 31st Airborne Battalion, 3rd Cavalry, Swedish Army
- 31st Alekseev Infantry Regiment, Imperial Russian Army
- 31st Anti Aircraft Brigade, British Army
- 31st Army Tank Brigade, British Army
- 31st Artillery Regiment, French Army
- 31st Assault Squadron, Indonesian Army
- 31st Battalion (The Kennedy Regiment), Australia
- 31st Camp Grouping, French Army
- 31st Cavalry Regiment, Alabama Army National Guard
- 31st Chemical Brigade, Alabama Army National Guard
- 31st Dragoons Regiment, French Army
- 31st Engineer Battalion, US Army
- 31st Engineer Regiment, French Army
- 31st Field Artillery Regiment, Polish Army
- 31st Field Artillery Regiment, US Army
- 31st Field Artillery School Group, Brazilian Army
- 31st Homeland Reserve Division, Republic of Korea Army
- 31st Independent Infantry Brigade, British Army
- 31st Infantry Battalion, Latvian National Guard
- 31st Infantry Division Calabria, Italian Army
- 31st Infantry Division Dixie Division , USA
- 31st Infantry Division, British Army
- 31st Infantry Regiment Siena, Italian Army
- 31st Infantry Regiment, French Army
- 31st Infantry Regiment, King's Guard, Royal Thai Army
- 31st Jaeger Battalion, Austrian Army
- 31st Jungle Brigade, Colombian Army
- 31st Kaniowski Rifle Regiment, Polish Army
- 31st Mechanized Brigade, Ukrainian Army
- 31st Motorized Infantry Battalion, Brazilian Army
- 31st Philippine Division, Philippine Army
- 31st Punjabis, Indian Army
- 31st Separate Guards Air Assault Order of Kutuzov 2nd class Brigade, Russian Army
- 31st Signal Battalion, US Army
- 31st SS Volunteer Grenadier Division
- 31st Support Battalion, Alabama Army National Guard
- 31st Tank Battalion, French Army
- 31st Transportation Battalion, US Army
- 32 (Scottish) Signal Regiment, Royal Signals, Brtish Army
- 32 Canadian Brigade Group, Canadian Army
- 32 Engineer Regiment, RE, British Army
- 32 Field Workshop, South African Army
- 32 Infantry Battalion, Irish Army
- 32 Service Battalion, Canadian Army
- 32 Signal Regiment, Canadian Army
- 320th (Infantry) Regiment, US Army
- 320th Cavalry Regiment, US Army
- 320th Field Artillery Regiment, US Army
- 320th Logistical Command, US Army
- 320th Medical Battalion, US Army
- 320th Ordnance Battalion, US Army
- 321st (Infantry) Regiment, US Army
- 321st Army Security Agency Battalion, US Army
- 321st Cavalry Regiment, US Army
- 321st Civil Affairs Brigade, US Army
- 321st Engineer Battalion, US Army
- 321st Field Artillery Regiment, US Army
- 321st Infantry Regiment, French Army
- 321st Logistical Command, US Army
- 321st Medical Battalion, US Army
- 321st Military Intelligence Battalion, US Army
- 321st Signal Battalion, US Army
- 321st Sustainment Brigade, US Army
- 322 Engineer Park, RE, British Army
- 322nd (Infantry) Regiment, US Army
- 322nd Cavalry Regiment, US Army
- 322nd Civil Affairs Brigade, US Army
- 322nd Jagdkampf Battalion, Austrian Army
- 322nd Logistical Command, US Army
- 322nd Signal Battalion, US Army
- 323rd (Infantry) Regiment, US Army
- 323rd Cavalry Regiment, US Army
- 323rd Combat Support Hospital, US Army
- 323rd Military Intelligence Battalion, US Army
- 323rd Parachute Jaeger Squadron, 3rd Cavalry, Swedish Army
- 324th Cavalry Regiment, US Army
- 324th Combat Support Hospital, US Army
- 324th Logistical Command, US Army
- 324th Military Police Battalion, US Army
- 324th Replacement Battalion, US Army
- 324th Signal Battalion, US Army
- 325th Artillery Battalion Alutus, Romanian Army
- 325th Finance Battalion, US Army
- 325th Infantry Regiment, US Army
- 325th Medical Battalion, US Army
- 325th Military Intelligence Battalion, US Army
- 325th Quartermaster Battalion, US Army
- 326th Airborne Engineer Battalion, US Army
- 326th Engineer Battalion, US Army
- 326th Infantry Division, Wehrmacht
- 326th Infantry Regiment, US Army
- 326th Maintenance Battalion, US Army
- 326th Military Intelligence Battalion, US Army
- 326th Replacement Battalion, US Army
- 327th Infantry Division, Wehrmacht
- 327th Infantry Regiment, US Army
- 327th Medical Battalion, US Army
- 327th Military Police Battalion, US Army
- 327th Signal Battalion, US Army
- 328th Combat Support Hospital, US Army
- 328th Infantry Regiment, US Army
- 328th Medical Battalion, US Army
- 328th Personnel Service Battalion, US Army
- 328th Personnel Services Battalion, US Army
- 329th Artillery Regiment, French Army
- 329th Infantry Division, Wehrmacht
- 329th Infantry Regiment, French Army
- 329th Infantry Regiment, US Army
- 32nd Army Air and Missile Defense Command, US Army
- 32nd Army Tank Brigade, British Army
- 32nd Artillery Regiment, French Army
- 32nd Battalion, CEF
- 32nd Camp Grouping, French Army
- 32nd Cavalry Regiment (formerly 32nd Armor), US Army
- 32nd Combat Support Hospital, US Army
- 32nd Corps Artillery Battalion, Austrian Army
- 32nd Exploration and Surveillance Battalion Mircea. Romanian Army
- 32nd Field Arillery Regiment, US Army
- 32nd Field Artillery Group, Brazilian Army
- 32nd Guards Infantry Brigade, British Army
- 32nd Infantry Battalion, Latvian National Guard
- 32nd Infantry Division (Deception), British Army
- 32nd Infantry Division Marche, Italian Army
- 32nd Infantry Division Reconnaissance Group. French Army
- 32nd Infantry Division Red Arrow , USA
- 32nd Infantry Division, British Army
- 32nd Infantry Regiment, French Army
- 32nd Infantry Regiment, Polish Army
- 32nd Infantry Regiment, US Army
- 32nd Intelligence Battalion, 3rd Cavalry, Swedish Army
- 32nd Landwehrstamm Regiment, Austrian Army
- 32nd Mechanized Brigade, Ukrainian Army
- 32nd Medical Battalion, US Army
- 32nd Medical Brigade, US Army
- 32nd Military Nurses Section, French Army
- 32nd Mixed Artillery Regiment, Spanish Army
- 32nd Motorized Infantry Battalion - Dom Pedro II Battalion, Brazilian Army
- 32nd Mountain Rifle Battalion Avram Iancu, Romanian Army
- 32nd Signal Regiment, Italian Army
- 32nd SS Volunteer Grenadier Division 30. Januar
- 33 Canadian Brigade Group, Canadian Army
- 33 Engineer Regiment (Explosive Ordnance Disposal), RE, British Army
- 33 Indenpendent Field Squadron, RE, British Army
- 33 Infantry Battalion, Irish Army
- 33 Service Battalion, Canadian Army
- 33 Signal Regiment, Canadian Army
- 330 (Robin Hood Foresters) Field Squadron, Royal Engineers, British Army
- 330th (Infantry) Regiment, US Army
- 330th Central Node of the Courier and Postal Service, Ukrainian Army
- 330th Combat Support Hospital, US Army
- 330th Engineer Battalion, US Army
- 330th Infantry Regiment, French Army
- 330th Medical Brigade, US Army
- 330th Transportation Battalion, US Army
- 331st Engineer Battalion, US Army
- 331st Guards Airborne Regiment, Russian Army
- 331st Infantry Division, Wehrmacht
- 331st Infantry Regiment, French Army
- 331st Infantry Regiment, US Army
- 331st Medical Group, US Army
- 332nd Medical Brigade, US Army
- 332nd School of Ensigns of Airborne Forces
- 332nd Transportation Battalion, US Army
- 333rd (Infantry) Regiment, US Army
- 333rd Armoured Battalion, German Army
- 333rd Field Artillery Regiment, US Army
- 333rd Mechanised Infantry Brigade, ROCA
- 333rd Military Police Brigade, US Army
- 334th (Infantry) Regiment, US Army
- 334th Quartermaster Battalion, US Army
- 334th Transportation Battalion, US Army
- 335 Medical Evacuation Regiment, British Army
- 335th (Infantry) Regiment, US Army
- 335th Replacement Battalion, US Army
- 336th Military Intelligence Brigade, US Army
- 336th Support Battalion, US Army
- 337th Combat Support Hospital, US Army
- 337th Infantry Regiment, US Army
- 337th Military Intelligence Battalion, US Army
- 337th Peoples Grenadier Division, Wehrmacht
- 338th (Infantry) Regiment, US Army
- 338th Finance Battalion, US Army
- 338th General Hospital, US Army
- 338th Infantry Division, Wehrmacht
- 338th Medical Brigade, US Army
- 339th (Infantry) Regiment, US Army
- 339th Combat Support Hospital, US Army
- 339th Engineer Battalion, US Army
- 339th Infantry Division, Wehrmacht
- 33rd (London) Battalion, CEF
- 33rd Anti Aircraft Brigade, British Army
- 33rd Armoured Battalion, Austrian Army
- 33rd Armoured Brigade, British Army
- 33rd Artillery Regiment, French Army
- 33rd Artillery Regiment, Italian Army
- 33rd Aviation Battalion, Illinois Army National Guard
- 33rd Aviation Mobility and Manouvre Brigade, Colombian Army
- 33rd Battalion (The New England Regiment), Australia
- 33rd Blocking Infantry Battalion Ardenza, Italian Army
- 33rd Camp Grouping, French Army
- 33rd Cavalry Division of the Waffen-SS (Hungarian No 3)
- 33rd Cavalry Regiment (formely 33rd Armor), US Army
- 33rd Colonial Infantry Regiment, French Army
- 33rd Elec Infantry Regiment, Imperial Russian Army
- 33rd Electronic Warfare Regiment, Italian Army
- 33rd Engineer Battalion, French Army
- 33rd Engineer Battalion, Ukrainian Army
- 33rd Engineer Battalion, US Army
- 33rd Field Artillery Regiment, US Army
- 33rd Finance Battalion, US Army
- 33rd Grenadier Division of the Waffen-SS Charlemange (French No 1)
- 33rd Guards Infantry Brigade, British Army
- 33rd Infantry Division (Deception), British Army
- 33rd Infantry Division (French Forces of the Interior), French Army
- 33rd Infantry Division Acqui, Italian Army
- 33rd Infantry Division Illinois Division - Prairie Division - Golden Cross Division, USA
- 33rd Infantry Division Reconnaissance Group. French Army
- 33rd Infantry Division, British Army
- 33rd Infantry Division, Pakistan Army
- 33rd Infantry Division, Wehrmacht
- 33rd Infantry Regiment Livorno, Italian Army
- 33rd Infantry Regiment, Finnish Army
- 33rd Infantry Regiment, French Army
- 33rd Landwehrstamm Regiment, Austrian Army
- 33rd Logistics Manouvre Regiment Ambrosiano, Italian Army
- 33rd Mechanized Brigade, Ukrainian Army
- 33rd Mechanized Infantry Battalion, Brazilian Army
- 33rd Military Police Battalion, Illinois Army National Guard
- 33rd Operational Brigade, National Guard of the Russian Federation
- 33rd Signal Battalion, US Army
- 33rd Special Purpose Detachment Peresvet, National Guard of the Russian Federation
- 33rd Transportation Battalion, US Army
- 33rd Łomzá Infantry Regiment, Polish Army
- 33th Infantry Regiment, US Army
- 34 (Seringapatam) Battery, British Army
- 34 Bataillon des Services, Canadian Army
- 34 Canadian Brigade Group, Canadian Army
- 34 Field Squadron, RE, British Army
- 34 Infantry Battalion, Irish Army
- 34 Signal Regiment, Canadian Army
- 340th (Infantry) Regiment, US Army
- 340th Logistics Battalion, Israeli Ground Forces
- 340th Military Police Battalion, US Army
- 340th Peoples Grenadier Division, Wehrmacht
- 341st Infantry Battalion Constanţa, Romanian Army
- 341st Infantry Regiment, French Army
- 341st Medical Battalion, US Army
- 341st Military Intelligence Battalion, Washington Army National Guard
- 342nd Parachute Signal Company, French Army
- 343rd Combat Support Hospital, US Army
- 343rd Evacuation Hospital, US Army
- 343rd Landwehr Battalion, Austrian Army
- 344th Combat Support Hospital, US Army
- 344th Military Intelligence Battalion, US Army
- 344th Separate Commandant Battalion of the ODON, National Guard of the Russian Federation
- 345th (Infantry) Regiment, US Army
- 345th Artillery Battalion Tomis, Romanian Army
- 345th Combat Support Hospital, US Army
- 345th Military Intelligence Battalion, US Army
- 345th Quartermaster Battalion, Oklahoma Army National Guard
- 345th Support Battalion, Oklahoma Army National Guard
- 346th (Infantry) Regiment, US Army
- 346th Transportation Battalion, US Army
- 347th (Infantry) Regiment, US Army
- 347th Infantry Regiment, US Army
- 347th Information and Telecommunications Node, Ukrainian Army
- 347th Regional Support Group, Minnesota Army National Guard
- 347th Replacement Battalion, US Army
- 348th (Infantry) Regiment, US Army
- 348th General Hospital, US Army
- 348th Support Battalion, Georgia Army National Guard
- 348th Transportation Battalion, US Army
- 349th (Infantry) Regiment, US Army
- 349th Armored Field Artillery Battalion, Wyoming Army National Guard
- 34th Anti Aircraft Brigade, British Army
- 34th Armor Regiment, US Army
- 34th Armoured Battalion, German Army
- 34th Armoured Brigade, British Army
- 34th Armoured Cavalry Brigade Grand Crown Hetman Jan Zamoyski, Polish Army
- 34th Army Group Special Force Brigade, People's Liberation Army Ground Force
- 34th Engineer Battalion, US Army
- 34th Engineer Regiment, French Army
- 34th Field Artillery Regiment, US Army
- 34th General Count Kamensky's Sevsk Infantry Regiment, Imperial Russian Army
- 34th General Hospital, US Army
- 34th Independent Rifle Battalion, Ukrainian Army
- 34th Infantry Battalion, Latvian National Guard
- 34th Infantry Division (Decpetion), British Army
- 34th Infantry Division Reconnaissance Group, French Army
- 34th Infantry Division Red Bull , USA
- 34th Infantry Regiment Livorno, Italian Army
- 34th Infantry Regiment, French Army
- 34th Infantry Regiment, Polish Army
- 34th Infantry Regiment, US Army
- 34th Landwehrstamm Regiment, Austrian Army
- 34th Medical Battalion, US Army
- 34th Military Police Battalion, Iowa Army National Guard
- 34th Mountain Motor Rifle Brigade, Russian Army
- 34th Operational Brigade, National Guard of the Russian Federation
- 34th Prince Albert Victor's Poona Horse, Indian Army
- 34th Reconnaissance Squadron, US Army
- 34th Signal Battalion, US Army
- 34th SS Grenadier Division Landsturm Nederland
- 34th Support Group, US Army
- 35 Canadian Brigade Group, Canadian Army
- 35 Engineer Regiment (Explosive Ordnance Disposal), RE, British Army
- 35 Service Battalion, Canadian Army
- 35 Signal Regiment, Canadian Army
- 350th (Infantry) Regiment, US Army
- 350th Armored Field Artillery Battalion, Wyoming Army National Guard
- 350th Civil Affairs Command, US Army
- 350th Combat Support Hospital, US Army
- 350th Engineer Battalion, US Army
- 351st Armored Field Artillery Battalion, Wyoming Army National Guard
- 351st Artillery Regiment, French Army
- 351st Civil Affairs Command, US Army
- 351st Infantry Regiment, US Army
- 351st Support Battalion, South Carolina Army National Guard
- 352nd Civil Affairs Brigade, US Army
- 352nd Civil Affairs Command, US Army
- 352nd Combat Support Hospital, US Army
- 352nd Infantry Division, Wehrmacht
- 353rd (Infantry) Regiment, US Army
- 353rd Civil Affairs Command, US Army
- 353rd Field Artillery Battalion, US Army
- 354th (Infantry) Regiment, US Army
- 354th Civil Affairs Brigade, US Army
- 354th Quartermaster Group, US Air Force
- 354th Transportation Battalion, US Army
- 355th (Infantry) Regiment, US Army
- 355th Automobile Artillery Regiment, French Army
- 355th Separate Battalion of Support for the Activities of the District, National Guard of the Russian Federation
- 356th (Infantry) Regiment, US Army
- 356th Civil Affairs Brigade, US Army
- 356th Field Hospital, US Army
- 356th Infantry Division, Wehrmacht
- 356th Quartermaster Battalion, US Army
- 357h (Infantry) Regiment, US Army
- 357th Civil Affairs Brigade, US Army
- 357th Regiment, US Army
- 358th Infantry Regiment, US Army
- 359th (Infantry) Regiment, US Army
- 359th Combat Support Hospital, US Army
- 35th Air Defense Brigade, US Army
- 35th Armor Regiment, US Army
- 35th Armoured Grenadier Battalion, Austrian Army
- 35th Army Police Platoon, Brazilian Army
- 35th Army Tank Brigade, British Army
- 35th Brigade, Israeli Ground Forces
- 35th Combined Arms Army, Russian Army
- 35th Engineer Battalion, US Army
- 35th Engineer Brigade, Missouri Army National Guard
- 35th Field Artillery Group Riolo, Italian Army
- 35th Field Artillery Regiment, US Army
- 35th General-Adjutant Prince Gorchakov's Briansk Infantry Regiment, Imperial Russian Army
- 35th Homeland Reserve Division, Republic of Korea Army
- 35th Infantry Battalion, Brazilian Army
- 35th Infantry Battalion, Latvian National Guard
- 35th Infantry Division Reconnaissance Group. French Army
- 35th Infantry Division Santa Fe Division, USA
- 35th Infantry Division, British Army
- 35th Infantry Division, Pakistan Army
- 35th Infantry Division, Wehrmacht
- 35th Infantry Regiment Pistoia, Italian Army
- 35th Infantry Regiment, French Army
- 35th Infantry Regiment, Polish Army
- 35th Landwehrstamm Regiment, Austrian Army
- 35th Military Police Brigade, Missouri Army National Guard
- 35th Mobile Brigade, Colombian Army
- 35th Parachute Artillery Regiment, French Army
- 35th Signal Battalion, US Army
- 35th Signal Brigade, US Army
- 35th SS Police Grenadier Division
- 35th Support Battalion, US Army
- 36 Canadian Brigade Group, Canadian Army
- 36 Engineer Regiment, RE, British Army
- 36 Headquarters Squadron, Queens Own Gurkha Logistics Regiment, British Army
- 36 Service Battalion, Canadian Army
- 36 Signal Regiment, Canadian Army
- 36 Signal Regiment, Candian Army
- 360th (Infantry) Regiment, US Army
- 360th Civil Affairs Brigade, US Army
- 360th Replacement Battalion, US Army
- 360th Signal Battalion, US Army
- 361st (Infantry) Regiment, US Army
- 361st Civil Affairs Brigade, US Army
- 361st Quartermaster Battalion, US Army
- 362nd (Infantry) Regiment, US Army
- 362nd Civil Affairs Brigade, US Army
- 362nd Quartermaster Battalion, US Army
- 362nd Separate Operational Battalion, National Guard of the Russian Federation
- 363rd (Infantry) Regiment, US Army
- 363rd Automobile Artillery Regiment, French Army
- 363rd Civil Affairs Brigade, US Army
- 363rd Engineer Battalion, US Army
- 363rd Medical Battalion, US Army
- 363rd Quartermaster Battalion, US Army
- 3643rd Support Battalion, New Hampshire Army National Guard
- 364th (Infantry) Regiment, US Army
- 364th Civil Affairs Brigade, US Army
- 364th Sustainment Command, US Army
- 365th Engineer Battalion, US Army
- 365th Infantry Regiment, US Army
- 366th Engineer Battalion, US Army
- 367th Engineer Battalion, US Army
- 367th Infantry Regiment, US Army
- 368th Finance Battalion, US Army
- 368th Military Intelligence Battalion, US Army
- 369th Adjutant General Battalion, US Army
- 369th Combat Support Hospital, US Army
- 369th Medical Battalion, US Army
- 369th Signal Battalion, US Army
- 369th Sustainment Brigade, New York Army National Guard
- 36th Academical Legion Infantry Regiment, Polish Army
- 36th Anti Aircraft Artillery Gun Battalion, US Army
- 36th Army Police Platoon, Brazilian Army
- 36th Army Tank Brigade, British Army
- 36th Battle Support Battalion, Latvian National Guard
- 36th Combined Arms Army, Russian Army
- 36th Division, Israeli Ground Forces
- 36th Engineer Battalion, US Army
- 36th Engineer Brigade, US Army
- 36th Field Artillery Regiment, US Army
- 36th General-Fieldmarshal The Prince of Warsaw, Count Paskievich-Erivansky's Orel Infantry Regiment, Imperial Russian Army
- 36th Grenadier Division of the Waffen-SS
- 36th Group, South African Army
- 36th Independent Infantry Brigade, British Army
- 36th Infantry Battalion, French Army
- 36th Infantry Division (French Forces of the Interior), French Army
- 36th Infantry Division Arrowhead, USA
- 36th Infantry Division Forli, Italian Army
- 36th Infantry Division, British Army
- 36th Infantry Regiment, French Army
- 36th Logistics Battalion, Israeli Ground Forces
- 36th Medical Battalion, US Army
- 36th Motorized Infantry Battalion, Brazilian Army
- 36th Parachute Army Police Platoon, Brazilian Army
- 36th Signal Battalion, Israeli Ground Forces
- 36th Signal Battalion, US Army
- 36th Sustainment Brigade, Texas Army National Guard
- 37 (Wessex and Welsh) Signal Regiment, Royal Signals, Brtish Army
- 37 Canadian Brigade Group, Canadian Army
- 37 Field Workshop, South African Army
- 37 Service Battalion, Canadian Army
- 370th Engineer Amphibious Regiment, US Army
- 371st Battalion, Israeli Ground Forces
- 371st Infantry Regiment, US Army
- 371st Medical Battalion, US Army
- 371st Sustainment Brigade, Ohio Army National Guard
- 372nd Engineer Brigade, US Army
- 372nd Field Artillery Battalion, US Army
- 372nd Heavy Railway Artillery Regiment, French Army
- 372nd Military Intelligence Battalion, US Army
- 372nd Military Police Battalion, District of Columbia Army National Guard
- 373rd Infantry Regiment, French Army
- 373rd Military Intelligence Battalion, US Army
- 373rd Quartermaster Battalion, US Army
- 374th Finance Battalion, US Army
- 375th Separate Operational Battalion, National Guard of the Russian Federation
- 375th Support Battalion, US Army
- 376th Aviation Regiment, Nebraska Army National Guard
- 376th Combat Support Hospital, US Army
- 376th Engineer Battalion, US Army
- 376th Finance Battalion, US Army
- 376th Military Intelligence Battalion, US Army
- 376th Parachute Field Artillery Battalion, US Army
- 376th Signal Battalion, Israeli Ground Forces
- 377th (Infantry) Regiment, US Army
- 377th Combat Support Hospital, US Army
- 377th Engineer Battalion, US Army
- 377th Field Artillery Regiment, US Army
- 377th Military Intelligence Battalion, US Army
- 377th Sustainment Command, US Army
- 378th (Infantry) Regiment, US Army
- 378th Military Intelligence Battalion, US Army
- 378th Order of the Red Star Separate Operational Battalion, National Guard of the Russian Federation
- 379th (Infantry) Regiment, US Army
- 379th Signal Battalion, US Army
- 37th Armor Regiment, US Army
- 37th Brigade, Israeli Ground Forces
- 37th Ekaterinburg Infantry Regiment, Imperial Russian Army
- 37th Engineer Battalion, US Army
- 37th Field Artillery Battalion, US Army
- 37th Field Artillery Regiment, US Army
- 37th Independent Infantry Brigade, British Army
- 37th Independent Rifle Battalion, Ukrainian Army
- 37th Infantry Division Buckeye, USA
- 37th Infantry Division Modena, Italian Army
- 37th Infantry Division, Pakistan Army
- 37th Infantry Regiment Ravenna, Italian Army
- 37th Infantry Regiment, French Army
- 37th Infantry Regiment, US Army
- 37th Jaeger Battalion, Austrian Army
- 37th Landwehrstamm Regiment, Austrian Army
- 37th Light Infantry Battalion, Brazilian Army
- 37th Prince J. Poniatowski's Łęczyce Infantry Regiment, Polish Army
- 37th Separate Guards Motor Rifle Brigade, Russian Army
- 37th Signal Battalion, US Army
- 37th SS Volunteer Cavalry Division
- 38 Canadian Brigade Group, Canadian Army
- 38 Service Battalion, Canadian Army
- 38 Signal Regiment, Canadian Army
- 380th Infantry Regiment, District of Colombia Army National Guard
- 380th Infantry Regiment, District of Columbia Army National Guard
- 380th Quartermaster Battalion, US Army
- 380th Replacement Battalion, US Army
- 381st (Infantry) Regiment, US Army
- 381st Engineer Battalion, US Army
- 381st Replacement Battalion, US Army
- 382nd (Infantry) Regiment, US Army
- 382nd Engineer Battalion, US Army
- 383rd (Infantry) Regiment, US Army
- 383rd Engineer Battalion, US Army
- 383rd Separate Operational Battalion, National Guard of the Russian Federation
- 384th Military Police Battalion, US Army
- 384th Tank Battalion, US Army
- 385th (Infantry) Regiment, US Army
- 385th Artillery Battalion Iancu de Hunedoara, Romanian Army
- 385th Aviation Group, Arizona Army National Guard
- 385th Combat Support Hospital, US Army
- 385th Field Artillery Battalion, US Army
- 385th Guards Artillery Brigade, Russian Army
- 385th Transportation Battalion, US Army
- 387th Engineer Battalion, US Army
- 387th Maintenance Battalion, US Army
- 387th Replacement Battalion, US Army
- 388th Medical Battalion, US Army
- 389th (Infantry) Regiment, US Army
- 389th Engineer Battalion, US Army
- 389th Infantry Division, Wehrmacht
- 389th Military Intelligence Battalion, US Army
- 389th Support Battalion, US Army
- 38rd General Count Miloradovich's Tobolsk Infantry Regiment, Imperial Russian Army
- 38th (Welsh) Infantry Division, British Army
- 38th Air Defense Brigade, US Army
- 38th Anti Aircraft Missile Regiment, Ukrainian Army
- 38th Armored Division, USA
- 38th Aviation Regiment, Indiana and Michigan Army National Guard
- 38th Cavalry Regiment, US Army
- 38th CBRN-E Battalion, Bulgarian Army
- 38th Field Artillery Regiment, US Army
- 38th Guards Communications Brigade, Russia
- 38th Infantry Battalion, Brazilian Army
- 38th Infantry Battalion, French Army
- 38th Infantry Division Cyclone, USA
- 38th Infantry Division Pugile, Italian Army
- 38th Infantry Division, Wehrmacht
- 38th Infantry Regiment Neagoe Basarab, Royal Romanian Army
- 38th Infantry Regiment Ravenna, Italian Army
- 38th Infantry Regiment, French Army
- 38th Infantry Regiment, US Army
- 38th Irish Brigade, British Army
- 38th Lwow Rifle Regiment, Polish Army
- 38th Mechanized Battalion, Bulgarian Army
- 38th Personnel Services Battalion, US Army
- 38th Signal Battalion, US Army
- 38th SS Grenadier Division Nibelungen
- 38th Sustainment Brigade, Indiana Army National Guard
- 39 Canadian Brigade Group, Canadian Army
- 39 Engineer Regiment, RE, British Army
- 39 Field Squadron, RE, British Army
- 39 Service Battalion, Canadian Army
- 390th (Infantry) Regiment, US Army
- 390th Field Artillery Battalion, US Army
- 390th Military Police Battalion, US Army
- 391st (Infantry) Regiment, US Army
- 391st Engineer Battalion, US Army
- 391st Military Police Battalion, US Army
- 392nd (Infantry) Regiment, US Army
- 392nd Signal Battalion, US Army
- 393rd (Infantry) Regiment, US Army
- 393rd Military Police Battalion, US Army
- 394th (Infantry) Regiment, US Army
- 394th Quartermaster Battalion, US Army
- 394th Support Battalion, US Army
- 394th Transportation Battalion, US Army
- 395th Combat Support Hospital, US Army
- 395th Finance Battalion, US Army
- 395th Regiment, US Army
- 396th Combat Support Hospital, US Army
- 396th Engineer Battalion, Texas Army National Guard
- 397th (Infantry) Regiment, US Army
- 397th Engineer Battalion, US Army
- 398th (Infantry) Regiment, US Army
- 398th Support Battalion, US Army
- 399th (Infantry) Regiment, US Army
- 39th (Indian) Infantry Division, Indian Army
- 39th Adjutant General Battalion, US Army
- 39th Anti Aircraft Artillery Battalion, US Army
- 39th Armored Division (Phantom Unit), US Army
- 39th Army Anti Aircraft Regiment, Ukrainian Army
- 39th Artillery Battalion, ARVN
- 39th Artillery Regiment, French Army
- 39th Camp Grouping, French Army
- 39th Cavalry, Pakistan Army
- 39th Engineer Battalion, US Army
- 39th Field Artillery Regiment, US Army
- 39th Finance Battalion, US Army
- 39th His Imperial Highness The Austrian Archduke Ludwig-Victor's Tomsk Infantry Regiment, Imperial Russian Army
- 39th Independent Infantry Brigade, British Army
- 39th Infantry Brigade, Arkansas Army National Guard
- 39th Infantry Brigade, British Army
- 39th Infantry Division Dixie Division, USA
- 39th Infantry Division Reconnaissance Group, French Army
- 39th Infantry Regiment Bologna, Italian Army
- 39th Infantry Regiment, Finnish Army
- 39th Infantry Regiment, French Army
- 39th Infantry Regiment, US Army
- 39th Lwow Rifle Regiment, Polish Army
- 39th Separate Motor Rifle Brigade, Russian Army
- 39th Separate Railways Brigade, Russian Army
- 39th Signal Battalion, US Army
- 39th Support Battalion, Arkansas Army National Guard
- 39th Transportation Battalion, US Army
- 3rd (Auckland) Mounted Rifles, New Zealand
- 3rd (Auckland) Regiment (Countess of Ranfurly´s Own), New Zealand
- 3rd (Indian) Infantry Division, Indian Army
- 3rd (Marine) Army Basic Training Squadron, III Reconnaissance Battalion, The Guards Hussar Regiment, Danish Army
- 3rd (Nizam's Own) Golconda Lancers, Hyderabad
- 3rd African Chasseur Regiment, French Army
- 3rd Air Base Battalion, Austrian Air Force
- 3rd Air Defece Regiment Roslagen Air Defence Regiment, Swedish Army
- 3rd Air Defence Artillery Battalion, Indonesian Army
- 3rd Air Defence Regiment Roslagen Air Defence Regiment Standard
- 3rd Air Defence Regiment Roslagen Air Defence Regiment, Swedish Army
- 3rd Air Defense Artillery Regiment, US Army
- 3rd Air Regiment, Austrian Air Force
- 3rd Algerian Rifle Regiment, French Army
- 3rd Algerian Spahis, French Army
- 3rd Alpine Division Julia, Italian Army
- 3rd Alpini Regiment, Italian Army
- 3rd Anti Aircraft Artillery Battery, Brazilian Army
- 3rd Anti-Aircraft Artillery Regiment Colonel Włodzimierz Ludwig, Polish Army
- 3rd Anti-Aircraft Artillery Regiment Firenze, Italian Army
- 3rd Armored Division Spearhead, US Army
- 3rd Armoured Artillery Battalion, Austrian Army
- 3rd Armoured Battalion, Polish Army
- 3rd Armoured Brigade, Republic of Korea Army
- 3rd Armoured Division, French Army
- 3rd Armoured Division, German Army
- 3rd Armoured Division, Wehrmacht
- 3rd Armoured Grenadier Brigade, Austrian Army
- 3rd Armoured Infantry Regiment, Italian Army
- 3rd Armoured Regiment, Polish Army
- 3rd Armoured Staff Battalion, Austrian Army
- 3rd Army Aera Food Service School, US Army
- 3rd Army Aviation Support Regiment Aquila, Italian Army
- 3rd Army Corps Autogroup Fulvia, Italian Army
- 3rd Army Corps, French Army
- 3rd Army Corps, Russian Army
- 3rd Army Division, Brazilian Army
- 3rd Army Group, Royal Artillery, British Army
- 3rd Army Health Services Grouping, Spanish Army
- 3rd Army Non Commissioned Officer Academy, US Army
- 3rd Army Police Battalion, Brazilian Army
- 3rd Army, British Army
- 3rd Artillery Regiment Wendes Artillery Regiment Standard
- 3rd Artillery Regiment Wendes Artillery Regiment, Swedish Army
- 3rd Artillery Regiment, French Army
- 3rd Artillery Regiment, Italian Army
- 3rd Artillery Regiment, Royal Romanian Army
- 3rd Artillery Regiment, US Army
- 3rd Automobile Division, Polish Army
- 3rd Aviation Regiment, US Army
- 3rd Aviation Training Battalion Poggio Rusco, Italian Army
- 3rd Basic Training Company, II Battalion, The Royal Life Guards, Danish Army
- 3rd Battalion of the Levant, French Army
- 3rd Battalion, 117th Mechanized Brigade, Ukrainian Army
- 3rd Battalion, 150th Mechanized Brigade, Ukrainian Army
- 3rd Battalion, 173rd Infantry Regiment, French Army
- 3rd Battalion, 1st Infantry Regiment, ARVN
- 3rd Battalion, 2nd Infantry Regiment, ARVN
- 3rd Battalion, 54th Infantry Regiment, ARVN
- 3rd Battalion, Army of the Ivory Coast
- 3rd Battalion, Civil Guard, Costa Rica
- 3rd Battalion, Kenya Rifles, Kenyan Army
- 3rd Battery, 2nd Finland Rifle Artillery Battalion, Imperial Russian Army
- 3rd Battery, 61st Artillery Regiment, French Army
- 3rd Belgian Infantry Division, Belgian Army
- 3rd Bersaglieri Regiment, Italian Army
- 3rd Blue Brigade, Finnish Army
- 3rd Border Company - Forte Coimbra, Brazilian Army
- 3rd Border Guard Company, Finnish Army
- 3rd Brigade Artillery Battalion, Austrian Army
- 3rd Brigade, Army of the Dominican Republic
- 3rd Brigade, Colombian Army
- 3rd Brigade, Norwegian Army
- 3rd Brigade, Royal Jordanian Army
- 3rd Canadian Division Support Group, Canadian Army
- 3rd Canadian Division Training Centre, Canadian Army
- 3rd Canadian Infantry Division, Canadian Army
- 3rd Carabiniers (Prince of Wales's Dragoon Guards), British Army
- 3rd Carpathian Rifle Battalion, Polish Army
- 3rd Carpathian Rifle Division
- 3rd Cavalry Division, British Army
- 3rd Cavalry Division, US Army
- 3rd Cavalry Regiment Life Regiment Hussars, Swedish Army
- 3rd Cavalry Regiment Savoia Cavalleria, Italian Army
- 3rd Cavalry Regiment, Australia
- 3rd Cavalry Regiment, US Army
- 3rd Cavalry, Indian Army
- 3rd Chasseurs on Foot, Belgian Army
- 3rd Chasseurs on Horse Regiment, Belgian Army
- 3rd Chasseurs on Horse Regiment, French Army
- 3rd Chemical Battalion, US Army
- 3rd Chemical Brigade, US Army
- 3rd Colonel J. Kozietulski's Mazowiecki Light Horse Regiment, Polish Army
- 3rd Colonial Infantry Regiment, French Army
- 3rd Combat Helicopter Regiment, French Army
- 3rd Combat Support Hospital, US Army
- 3rd Combat Tank Regiment, Brazilian Army
- 3rd Combined Regiment, Norwegian Army
- 3rd Command Signal Battalion, Austrian Army
- 3rd Company, 13th Alpine Chasseurs Battalion, French Army
- 3rd Company, 17th Parachute Engineer Regiment, French Army
- 3rd Company, 31st Engineer Regiment, French Army
- 3rd Company, 3rd Maintenance Battalion, The Train Regiment, Danish Army
- 3rd Company, 9th Parachute Chasseur Regiment, French Army
- 3rd Company, Armoured Grenadier Battalion 42, German Army
- 3rd Company, Maintenance Battalion 133, German Army
- 3rd Company, Special Forces Command, German Army
- 3rd Company, V Training Battalion, The Guards Hussar Regiment, Danish Army
- 3rd Construction Command, Spanish Army
- 3rd Construction Company, III Battalion, The Engineer Regiment, Danish Army
- 3rd Cuirassier Regiment, French Army
- 3rd Division, Japanese Army
- 3rd Division, Swedish Army
- 3rd Dragoons Regiment, French Army
- 3rd Emperor Alexander I's Horse Artillery Battery, Imperial Russian Army
- 3rd Emperor Alexander III's Smolensk Uhlan Regiment, Imperial Russian Army
- 3rd Engineer Battalion, Polish Army
- 3rd Engineer Battalion, US Army
- 3rd Engineer Regiment Boden Engineer Regiment Colour
- 3rd Engineer Regiment Boden Engineer Regiment, Swedish Army
- 3rd Engineer Regiment, French Army
- 3rd Engineer Regiment, Italian Army
- 3rd Evacuation Hospital, US Army
- 3rd Fast Artillery Regiment Principe Amadeo Duca d'Aosta, Italian Army
- 3rd Fast Division Principe Amadeo Duca d'Aosta, Italian Army
- 3rd Field Artillery Battalion, Indonesian Army
- 3rd Field Artillery Regiment, US Army
- 3rd Foreign Infantry Regiment, French Army
- 3rd Foreign Parachute Battalion (later Regiment), French Army
- 3rd General-Fieldmarshal Prince Golicyn's Narva Infantry Regiment, Imperial Russian Army
- 3rd Gorkha Rifles, Indian Army
- 3rd Guards Battalion, Belgian Army
- 3rd Guards Cavalry Regiment - Osorio Regiment, Brazilian Army
- 3rd Guards Lugansk-Severodonetsk Combined Arms Army, Russian Army
- 3rd Guards Regiment on Foot, Germany
- 3rd Guards Ulan Regiment, Germany
- 3rd Guides Regiment, Belgian Army
- 3rd Gwalior Maharaja Madho Rao Scindia's Own Lancers, Gwalior
- 3rd Gwalior Maharaja Scindia's Own Battalion, Gwalior
- 3rd H.I.H. Grand-Duchess Irena Vladimirovna's Novorossiysk Dragoon Regiment, Imperial Russian Army
- 3rd H.I.H. Grand-Duchess Olga Nikolayevna's Elisavetgrad Hussars Regiment, Imperial Russian Army
- 3rd Helicopter Wing, Austrian Air Force
- 3rd Hetman S. Czarnecki's Mounted Rifle Regiment, Polish Army
- 3rd Highland Rifle Regiment, Polish Army
- 3rd His Majesty's Life-Guards Rifle Regiment, Imperial Russian Army
- 3rd Hussars Regiment, French Army
- 3rd Independent Infantry Battalion, Estonian Army
- 3rd Independent Tank Brigade, Ukrainian Army
- 3rd Infantry Battalion, Latvian Army
- 3rd Infantry Battalion, North Macedonia
- 3rd Infantry Brigade ''General Manuel Maximiliano Aguilar Santamaría'', Guatemalan Army
- 3rd Infantry Brigade, British Army
- 3rd Infantry Brigade, Lebanese Army
- 3rd Infantry Company of the National Military College, Argentine Army
- 3rd Infantry Division Marne Division, US Army
- 3rd Infantry Division Ravenna, Italian Army
- 3rd Infantry Division Reconnaissance Group. French Army
- 3rd Infantry Division, ARVN
- 3rd Infantry Division, British Army
- 3rd Infantry Division, French Army
- 3rd Infantry Division, Philippine Army
- 3rd Infantry Division, Republic of Korea Army
- 3rd Infantry Regiment Life Regiment Grenadiers, Swedish Army
- 3rd Infantry Regiment Piemonte, Italian Army
- 3rd Infantry Regiment, Chadian Army
- 3rd Infantry Regiment, Estonian Army
- 3rd Infantry Regiment, French Army
- 3rd Infantry Regiment, US Army
- 3rd Jaeger Regiment, Austrian Army
- 3rd Jelgava Infantry Regiment, Latvian Army
- 3rd King Friedrich-Wilhelm IV's Pernov Grenadier Regiment, imperial Russian Army
- 3rd Lancers Regiment, Belgian Army
- 3rd Land Border Regiment, Lebanese Army
- 3rd Land Forces Brigade, Serbian Army
- 3rd Latgales Brigade, Latvian National Guard
- 3rd Legion Field Artillery Regiment, Polish Army
- 3rd Legion Infantry Regiment, Polish Army
- 3rd Libyan Blackshirt Division 21 Aprile, MSVN
- 3rd Libyan Blackshirt Division 21 Aprile, MVSN
- 3rd Life-Guards Artillery Brigade, Imperial Russian Army
- 3rd Light Divisional Aviation Group, French Army
- 3rd Line Infantry Regiment, Belgian Army
- 3rd Logistic Support Command, Republic of Korea Army
- 3rd Logistical Command, ARVN
- 3rd Logistics Base Zargidava, Romanian Army
- 3rd Logistics Battalion, Brazilian Army
- 3rd Logistics Manouvre Battalion Fluvia, Italian Army
- 3rd Machine-Gun Battalion, Polish Army
- 3rd Maintenance Battalion, German Army
- 3rd Maintenance Battalion, The Train Regiment, Danish Army
- 3rd Maneuver Enhancement Brigade, US Army
- 3rd Marine Infantry Parachute Regiment, French Army
- 3rd Materiel Regiment, French Army
- 3rd Mechanized Brigade, French Army
- 3rd Mechanized Cavalry Brigade - Patricio Corréa da Câmara Brigade, Brazilian Army
- 3rd Mechanized Cavalry Regiment, Brazilian Army
- 3rd Mechanized Cavalry Squadron, Brazilian Army
- 3rd Mechanized Combat Engineer Company, Brazilian Army
- 3rd Medical Command, US Army
- 3rd Medium Artillery Regiment, Polish Army
- 3rd Military Intelligence Battalion, US Army
- 3rd Military Nurses Section, French Army
- 3rd Military Police Battalion, Serbian Army
- 3rd Military Region, Brazilian Army
- 3rd Moroccan Rifle Regiment, French Army
- 3rd Motor Rifle Division, Russian Army
- 3rd Motorised Dragoons Battalion, French Army
- 3rd Motorized Infantry Brigade - Viscount of Porto Seguro Brigade, Brazilian Army
- 3rd Motorized Infantry Division Maestrazgo, Spanish Army
- 3rd Mountain Artillery Regiment, Italian Army
- 3rd Mountain Battery, 3rd Finland Rifle Artillery Battalion, Imperial Russian Army
- 3rd Mountain Division, Indian Army
- 3rd Mounted Saharan Company of the Legion, French Army
- 3rd Munitions Company of Tonkin, French Army
- 3rd Mysore Infantry
- 3rd National Support Element, Danish Army
- 3rd Ordnance Battalion, US Army
- 3rd Parachute Battalion, ARVN
- 3rd Parachute Battalion, Belgian Army
- 3rd Parachute Battalion, Portuguese Army
- 3rd Personnel Command, US Army
- 3rd Personnel Group, US Army
- 3rd Pioneer Battalion, Austrian Army
- 3rd Podkarpacka Territorial Defence Brigade Colonel Lukasz Ciepliń, Poland
- 3rd Port Task Force, Royal Engineers, British Army
- 3rd Psychological Operations Battalion, US Army
- 3rd Radio Technical Battalion, Polish Army
- 3rd Ranger Group, ARVN
- 3rd Reconnaissance Training Battalion, German Army
- 3rd Regiment Granatieri Guardie, Italian Army
- 3rd Regiment, Royal Cambodian Army
- 3rd Regional Logistics Base, Polish Army
- 3rd Rifle Battalion, Polish Army
- 3rd ROK Army, Republic of Korea Army
- 3rd Royal Armoured Division, Royal Jordanian Army
- 3rd Saharian Infantry Company, French Army
- 3rd Sanitary Battalion, Polish Army
- 3rd Sapper Regiment, Polish Army
- 3rd Security Force Assistance Brigade, US Army
- 3rd Self-Propelled Field Artillery Group Pastrengo, Italian Army
- 3rd Selfpropelled Field Artillery Group, Brazilian Army
- 3rd Senegalese Rifle Regiment, French Army
- 3rd Separate Communication Brigade, Ukraine
- 3rd Signal Battalion, Austrian Army
- 3rd Signal Brigade, US Army
- 3rd Signal Regiment, Italian Army
- 3rd Signals Regiment Norrland Signals Regiment Colour
- 3rd Signals Regiment Norrland Signals Regiment, Swedish Army
- 3rd Silesian Dragoon Regiment No 15
- 3rd Silesian Ulan Regiment, Polish Army
- 3rd South African Infantry Battalion, South African Army
- 3rd South African Infantry Regiment, South African Army
- 3rd Special Forces Airborne Brigade, Republic of Korea Army
- 3rd Special Forces Battalion, Philippine Army
- 3rd Special Forces Intervention Regiment, Lebanese Army
- 3rd Special Operations Helicopter Regiment Aldebaran, Italian Army
- 3rd Special Purpose Regiment, Ukraine
- 3rd Squadron, 13th Parachute Dragoons Regiment, French Army
- 3rd Squadron, 1st Parachute Hussars Regiment, French Army
- 3rd Squadron, Marine Infantry Tank Regiment, French Army
- 3rd Squadron, Marine Infnatry Tank Regiment, French Army
- 3rd SS Armoured Division Totenkopf
- 3rd Staff Battalion Rapid Action Command, Austrian Army
- 3rd Supply Battalion, Brazilian Army
- 3rd Supply Regiment, Austrian Army
- 3rd Sustainment Brigade, US Army
- 3rd Sustainment Command, US Army
- 3rd Tank Battalion, French Army
- 3rd Tank Cavalry Battalion, Indonesian Army
- 3rd Tank Squadron, I Battalion, The Jutland Dragoon Regiment, Danish Army
- 3rd Tank Squadron, I Battalion, The Queen's Life Regiment, Danish Army
- 3rd Territorial Unit of Žernai iai Military District, Lithuania
- 3rd The King's Own Hussars, British Army
- 3rd Train Regiment Norrland Train Regiment Colour
- 3rd Train Regiment Norrland Train Regiment, Swedish Army
- 3rd Training Center, Serbian Army
- 3rd Transportation Command, US Army
- 3rd US Army
- 3rd Zealand Battle Group, Danish Army
- 3rd Zouave Regiment, French Army
- 3rd-4th County of London Yeomanry, British Army
- 3rd-9th South Australian Mounted Rifles, Australia
4
- 4 Armoured Medical Regiment, British Army
- 4 Infantry Battalion, Irish Army
- 4 Logistics Support Battalion, Irish Army
- 4 Maintenance Unit, South African Army
- 4 Military Intelligence Battalion, British Army
- 40 Field Regiment, RA, British Army
- 400th (Infantry) Regiment, US Army
- 400th Military Police Battalion, US Army
- 401st Civil Affairs Battalion, US Army
- 401st Command and Support Battalion, French Army
- 401st Glider Infantry Regiment, US Army
- 401st Independent Rifle Battalion, Ukrainian Army
- 401st Support Brigade, US Army
- 402nd Engineer Battalion, US Army
- 402nd Evacuation Hospital, French Army
- 402nd Quartermaster Battalion, US Army
- 402nd Rifle Battalion, Ukrainian Army
- 402nd Support Brigade, US Army
- 4038th Labor Service Company, US Army
- 403rd Civil Affairs Battalion, US Army
- 403rd Combat Support Hospital, US Army
- 403rd Mechanised Infantry Battalion, Indonesian Army
- 403rd Rifle Battalion, Ukrainian Army
- 403rd Support Brigade, US Army
- 404th (East Bengal) Lines of Communication Area, Indian Army
- 404th Anti-Aircraft Artillery Regiment, French Army
- 404th Aviation Support Battalion, US Army
- 404th Civil Affairs Battalion, US Army
- 404th Engineer Battalion, US Army
- 404th Maneuver Enahancement Brigade (Formerly 404th Chemical Brigade), Illinois Army National Guard
- 404th Support Brigade, US Army
- 4056th Labor Service Company, US Army
- 405th Anti-Aircraft Artillery Regiment, French Army
- 405th Civil Affairs Battalion, US Army
- 405th Combat Support Hospital, US Army
- 405th Rifle Battalion, Ukrainian Army
- 405th Support Brigade, US Army
- 406th Anti-Aircraft Artillery Regiment, French Army
- 406th Combat Support Hospital, US Army
- 406th Engineer Battalion, US Army
- 406th Medical Laboratory, US Army
- 406th Support Brigade, US Army
- 407th Anti-Aircraft Artillery Regiment, French Army
- 407th Brigade Support Battalion, US Army
- 407th Civil Affairs Battalion, US Army
- 407th Support Brigade, US Army
- 408th Anti-Aircraft Artillery Regiment, French Army
- 408th Support Brigade, US Army
- 409th Regiment, US Army
- 409th Rifle Battalion, Ukrainian Army
- 409th Support Brigade, US Army
- 40th Alpine Fortress Half Brigade, French Army
- 40th Artillery Brigade Named after Grand Duke Vytautas, Ukrainian Army
- 40th Artillery Regiment, French Army
- 40th Battalion, CEF
- 40th Cavalry Regiment (formerly 40th Armor), US Army
- 40th Cavalry Regiment (formerly 40th Armor, US Army
- 40th Division
- 40th Dzieci Lwowski (Children of Lwow) Infantry Regiment, Polish Army
- 40th Engineer Battalion, US Army
- 40th Field Artillery Regiment, US Army
- 40th Finance Battalion, California Army National Guard
- 40th Infantry Division Cacciatori d'Africa, Italian Army
- 40th Infantry Division Reconnaissance Group, French Army
- 40th Infantry Division Sunshine Division, USA
- 40th Infantry Division, Pakistan Army
- 40th Infantry Regiment Bologna, Italian Army
- 40th Infantry Regiment, US Army
- 40th Medical Battalion, California Army National Guard
- 40th Military Police Battalion, US Army
- 40th Pathans, Indian Army
- 40th Separate Radiation, Biologial and Chemical Defence Battalion, Land Forces of Belarus
- 40th Signal Battalion, US Army
- 40th Signal Regiment, French Army
- 40th Support Battalion, US Army
- 41 (Alberta) Service Battalion, Canadian Army
- 41 Canadian Brigade Group, Canadian Army
- 4108th Labor Service Company, US Army
- 410th (Infantry) Regiment, US Army
- 410th Anti-Aircraft Artillery Regiment, French Army
- 410th Civil Affairs Battalion, US Army
- 410th Hospital Center, US Army
- 410th Support Brigade, US Army
- 411th (Infantry) Regiment, US Army
- 411th Anti-Aircraft Artillery Regiment, French Army
- 411th Civil Affairs Battalion, US Army
- 411th Engineer Battalion, US Army
- 411th Engineer Brigade, US Army
- 411th Support Battalion, French Army
- 412th Aviation Support Battalion, US Army
- 412th Civil Affairs Battalion, US Army
- 412th Engineer Command, US Army
- 412th Mechanised Infantry Battalion, Indonesian Army
- 412th Support Brigade, US Army
- 413th (Infantry) Regiment, US Army
- 413th Armored Field Artillery Battalion, US Army
- 413th Civil Affairs Battalion, US Army
- 413th Mechanised Infantry Battalion, Indonesian Army
- 413th Support Battalion, US Army
- 413th Support Brigade, US Army
- 414th (Infantry) Regiment, US Army
- 414th Civil Affairs Battalion, US Army
- 414th Evacuation Hospital, French Army
- 414th Support Brigade, US Army
- 415th (Infantry) Regiment, US Army
- 415th Chemical Brigade, US Army
- 415th Civil Affairs Battalion, US Army
- 415th Military Intelligence Battalion, Louisiana Army National Guard
- 416th (Infantry) Regiment, US Army
- 416th Civil Affairs Battalion, US Army
- 416th Engineer Command, US Army
- 416th Ordnance Battalion, US Army
- 417th (Infantry) Regiment, US Army
- 417th Rifle Battalion, Ukrainian Army
- 417th Signal Battalion, Florida Army National Guard
- 418th (Infantry) Regiment, US Army
- 418th Civil Affairs Battalion, US Army
- 418th Civil Afffairs Battalion, US Army
- 418th Rifle Battalion, Ukrainian Army
- 418th Support Brigade, US Army
- 419th Rifle Battalion, Ukrainian Army
- 419th Transportation Battalion, US Army
- 41st Colonial Infantry Machine-Gun Regiment, French Army
- 41st Colonial Infantry Regiment, French Army
- 41st Combat Support Hospital, US Army
- 41st Combined Arms Army, Russian Army
- 41st Engineer Battalion, US Army
- 41st Field Artillery Regiment, US Army
- 41st Infantry Division Firenze, Italian Army
- 41st Infantry Division Jungleers Division, USA
- 41st Infantry Division Reconnaissance Group. French Army
- 41st Infantry Division, British Army
- 41st Infantry Division, Pakistan Army
- 41st Infantry Division, Wehrmacht
- 41st Infantry Regiment Modena, Italian Army
- 41st Infantry Regiment, French Army
- 41st Infantry Regiment, US Army
- 41st Landwehrstamm Regiment, Austrian Army
- 41st Maintenance Regiment, German Army
- 41st Marshal J. Piłsudski's Suwalki Infantry Regiment, Polish Army
- 41st Mechanized Battalion, Czech Army
- 41st Motorized Infantry Battalion, Brazilian Army
- 41st Philippine Division, Philippine Army
- 41st Selengisk Infantry Regiment, Imperial Russian Army
- 41st Signal Battalion, US Army
- 41st Signal Regiment, French Army
- 41st Signal Regiment, Italian Army
- 42 Field Squadron, RE, British Army
- 420th Chemical Battalion, Washington Army National Guard
- 420th Engineer Brigade, US Army
- 420th Infantry Regiment, US Army
- 420th Rifle Battalion, Ukrainian Army
- 420th Transportation Battalion, US Army
- 421st Anti-Aircraft Artillery Regiment, French Army
- 421st Battalion of Unmanned Systems, Ukrainian Army
- 421st Field Hospital, French Army
- 421st Medical Battalion, US Army
- 421st Rifle Battalion, Ukrainian Army
- 422nd Anti-Aircraft Artillery Regiment, French Army
- 422nd Civil Affairs Battalion, US Army
- 422nd Field Hospital, Franch Army
- 422nd Field Hospital, French Army
- 422nd Ordnance Battalion, US Army
- 422nd Rifle Battalion, Ukrainian Army
- 422nd Signal Battalion, Nevada Army National Guard
- 423rd (Infantry) Regiment, US Army
- 423rd Guards Yampolsky Motor Rifle Regiment, Russian Army
- 423rd Medical Battalion, US Army
- 424th Medical Battalion, US Army
- 424th Rifle Battalion, Ukrainian Army
- 425th Civil Affairs Battalion, US Army
- 425th Field Hospital, French Army
- 425th Infantry Regiment, Michigan Army National Guard
- 425th Medical Battalion, US Army
- 425th Parachute Command and Support Battalion, French Army
- 426th Civil Affairs Battalion, US Army
- 426th Independent Rifle Battalion, Ukrainian Army
- 426th Regiment, Wisconsin Army National Guard
- 426th Signal Battalion, US Army
- 427th Engineer Group, US Army
- 427th Medical Battalion, US Army
- 428th Field Artillery Brigade, US Army
- 429th Medical Battalion, US Army
- 429th Quartermaster Battalion, US Army
- 429th Support Battalion, Virginia Army National Guard
- 42nd (East Lancashire) Infantry Division, British Army
- 42nd Armoured Regiment, Indian Army
- 42nd Army Group, Royal Artillery, British Army
- 42nd Brigade and Headquarters North West, British Army
- 42nd Field Artillery Regiment, US Army
- 42nd Field Hospital, US Army
- 42nd General J.H. Dąbrowski's Infantry Regiment, Polish Army
- 42nd Independent Rifle Battalion, Ukrainian Army
- 42nd Infantry Division Rainbow Division, USA
- 42nd Infantry Regiment Modena, Italian Army
- 42nd Infantry Regiment, French Army
- 42nd Infantry Regiment, US Army
- 42nd Landwehrstamm Regiment, Austrian Army
- 42nd Mechanized Battalion Saint Vaclav, Czech Army
- 42nd Mechanized Battalion, Bulgarian Army
- 42nd Military Police Brigade, US Army
- 42nd Regional Support Group, New Jersey Army National Guard
- 42nd Siberian Rifle Regiment, Imperial Russian Army
- 42nd Signal Battalion Pordoi, Italian Army
- 42nd Signal Regiment, French Army
- 42nd Tank Battalion, US Army
- 43 Brigade, South African Army
- 431st Civil Affairs Battalion, US Army
- 432nd Civil Affairs Battalion, US Army
- 434th Central Missile Base, Ukraine
- 434th Support Battalion, Minnesota Army National Guard
- 435th Logistics Battalion Ciuc, Romanian Army
- 435th Military Equipment Maintenance Platoon Călimani, Romanian Army
- 436th Civil Affairs Battalion, US Army
- 436th Transportation Battalion, US Army
- 437th Civil Affairs Battalion, US Army
- 439th Guards Jet Artillery Brigade, Russian Army
- 439th Medical Battalion, US Army
- 43rd (Cameron Highlanders of Canada) Battalion, CEF
- 43rd (Wessex) Brigade, British Army
- 43rd (Wessex) Infantry Division, British Army
- 43rd Air Defense Artillery Regiment, US Army
- 43rd Artillery Regiment, French Army
- 43rd Battalion (The Hindmarsh Regiment), Australia
- 43rd Bayonne Legion Infantry Regiment, Polish Army
- 43rd Colonial Infantry Machine-Gun Regiment, French Army
- 43rd Colonial Infantry Regiment, French Army
- 43rd Field Artillery Battalion, US Army
- 43rd Infantry Division Winged Victory Division, USA
- 43rd Infantry Division, French Army
- 43rd Infantry Regiment Forli, Italian Army
- 43rd Infantry Regiment, French Army
- 43rd Infantry Regiment, US Army
- 43rd Marine Infantry Battalion, French Army
- 43rd Mechanized Brigade, Netherlands Army
- 43rd Mechanized Brigade, Ukrainian Army
- 43rd Military Economic Department, Polish Army
- 43rd Military Police Briagde, Rhode Island Army National Guard
- 43rd Military Police Brigade, Rhode Island Army National Guard
- 43rd Parachute Battalion, Czech Army
- 43rd Siberian Rifle Regiment, Imperial Russian Army
- 43rd Signal Battalion, US Army
- 43rd Signal Regiment, Italian Army
- 43rd Tank Battalion, US Army
- 43rd Transport Battalion Roman Muşat, Romanian Army
- 44 Maintenance Unit, South African Army
- 44 Parachute Anti-Aircraft Regiment, South African Army
- 44 Pathfinder Platoon, South African Army
- 44 Signals Squadron, South African Army
- 440th Civil Affairs Battalion, US Army
- 440th Reserve Armoured Brigade, Israeli Ground Forces
- 440th Signal Battalion, US Army
- 441st Antiaircraft Artillery Missile Battalion, US Army
- 441st Antiaircraft Missile Battalion, US Army
- 441st Separate Support Battalion of the ODON, National Guard of the Russian Federation
- 441st Territorial Materiel Company, French Army
- 442nd Infantry Regiment, US Army
- 442nd Regimental Combat Team, US Army
- 442nd Signal Battalion, US Army
- 443rd Civil Affairs Battalion, US Army
- 445th Civil Affairs Battalion, US Army
- 446th Transportation Battalion, US Army
- 447th Signal Battalion, US Army
- 448th Civil Affairs Battalion, US Army
- 448th Rocket Brigade, Russian Army
- 449th Aviation Group, North Carolina Army National Guard
- 449th Salute Artillery Battalion, Russian Army
- 449th Support Battalion, Texas Army National Guard
- 44th (Home Counties), Infantry Division, British Army
- 44th (Indian) Parachute Division, Indian Army
- 44th Air Defense Artillery Regiment, US Army
- 44th American Legion Infantry Regiment, Polish Army
- 44th Army Aviation Squadron Group Fenice, Italian Army
- 44th Artillery Brigade, Ukrainian Army
- 44th Chemical Battalion, Illinois Army National Guard
- 44th Engineer Battalion, US Army
- 44th Evacuation Hospital, US Army
- 44th Independent Rifle Battalion, Ukrainian Army
- 44th Infantry Battalion, Latvian National Guard
- 44th Infantry Division Cremona, Italian Army
- 44th Infantry Division Prepared in All Things Division, USA
- 44th Infantry Division Reconnaissance Group, French Army
- 44th Infantry Division, Wehrmacht
- 44th Infantry Regiment, Finnish Army
- 44th Infantry Regiment, French Army
- 44th Infantry Regiment, US Army
- 44th Kamchatka Infantry Regiment, Imperial Russian Army
- 44th Light Motorized Battalion General Eret, Czech Army
- 44th Mechanized Brigade, Ukrainian Army
- 44th Medical Brigade, US Army
- 44th Military Economic Department, Polish Army
- 44th Siberian Rifle Regiment, Imperial Russian Army
- 44th Signal Battalion, US Army
- 44th Signal Regiment, French Army
- 44th Signal Support Regiment Penne, Italian Army
- 44th Territorial Military Division, French Army
- 45 Field Squadron, RE, British Army
- 45 Field Support Squadron, RE, British Army
- 450th Chemical Battalion, US Army
- 450th Civil Affairs Battalion, US Army
- 450th Transportation Battalion, US Army
- 451st Chemical Battalion, US Army
- 451st Civil Affairs Battalion, US Army
- 451st Civil Affairs Group, US Army
- 451st Independent Rifle Battalion, Ukrainian Army
- 451st Military Police Battalion, German Army
- 452nd Combat Support Hospital, US Army
- 452nd Independent Rifle Battalion, Ukrainian Army
- 453rd Anti-Aircraft Artillery Group, French Army
- 453rd Chemical Battalion, US Army
- 453rd Finance Battalion, US Army
- 453rd Independent Rifle Battalion, Ukrainian Army
- 454th Independent Rifle Battalion, Ukrainian Army
- 455th Chemical Brigade, US Army
- 455th Field Hospital, US Army
- 455th Independent Rifle Battalion, Ukrainian Army
- 456th Airborne Field Artillery Battalion, US Army
- 457th Airborne Field Artillery Battalion, US Army
- 457th Anti Aircraft Artillery Battalion, US Army