2nd Cavalry Division-AC-1941

2nd Cavalry Regiment

9th Cavalry Regiment

10th Cavalry Regiment

14th Cavalry Regiment

3rd Field Artillery Battalion

16th Field Artillery Battalion

2nd Signal Troop

24th Ordnance Company

17th Quartermaster Squadron

92nd Reconnaissance Squadron

9th Engineer Squadron

2nd Medical Squadron

2nd Antitank Troop

2nd Cavalry Division-AC-1943

9th Cavalry Regiment

10th Cavalry Regiment

27th Cavalry Regiment

28th Cavalry Regiment

77th Field Artillery Battalion

79th Field Artillery Battalion

159th Field Artillery Battalion

2nd Signal Troop

114th Ordnance Company

20th Quartermaster Squadron

35th Reconnaissance Squadron

162nd Engineer Squadron

3rd Medical Squadron

2nd Cavalry Military Police Platoon

128th Ordnance Company

124th Quartermaster Squadron

24th Reconnaissance Squadron

128th Engineer Squadron

124th Medical Squadron

61st Cavalry Division-OR-1940

301st Cavalry Regiment

302nd Cavalry Regiment

303rd Cavalry Regiment

304th Cavalry Regiment

861st Field Artillery Regiment

461st Tank Company

61st Signal Troop

581st Ordnance Company

461st Quartermaster Squadron

461st Armored Car Squadron

401st Engineer Squadron

361st Medical Squadron

62nd Cavalry Division-OR-1940

305th Cavalry Regiment

306th Cavalry Regiment

307th Cavalry Regiment

308th Cavalry Regiment

862nd Field Artillery Regiment

462nd Tank Company

62nd Signal Troop

582nd Ordnance Company

462nd Quartermaster Squadron

462nd Armored Car Squadron

402nd Engineer Squadron

362nd Medical Squadron

63rd Cavalry Division-OR-1940

309th Cavalry Regiment

310th Cavalry Regiment

311th Cavalry Regiment

312th Cavalry Regiment

463rd Tank Company

63rd Signal Troop

583rd Ordnance Company

463rd Quartermaster Squadron

463rd Armored Car Squadron

403rd Engineer Squadron

363rd Medical Squadron

64th Cavalry Division-OR-1940

313th Cavalry Regiment

314th Cavalry Regiment

315th Cavalry Regiment

316th Cavalry Regiment

864th Field Artillery Regiment

464th Tank Company

64th Signal Troop

584th Ordnance Company

464th Quartermaster Squadron

464th Armored Car Squadron

404th Engineer Squadron

364th Medical Squadron

65th Cavalry Division-OR-1940

317th Cavalry Regiment

318th Cavalry Regiment

319th Cavalry Regiment

320th Cavalry Regiment

865th Field Artillery Regiment

465th Tank Company

65th Signal Troop

585th Ordnance Company

465th Quartermaster Squadron

465th Armored Car Squadron

405th Engineer Squadron

365th Medical Squadron

66th Cavalry Division-OR-1940

321st Cavalry Regiment

322nd Cavalry Regiment

323rd Cavalry Regiment

324th Cavalry Regiment

866th Field Artillery Regiment

466th Tank Company

66th Signal Troop

586th Ordnance Company

466th Quartermaster Squadron

466th Armored Car Squadron

406th Engineer Squadron

366th Medical Squadron