Independent Units
– 771st Tank Battalion
– 638th Tank Destroyer Battalion (M-18)
– 187th Field Artillery Battalion
– 172nd Field Artillery Battalion
– 957th Field Artillery Battalion
– 980th Field Artillery Battalion
Units Arriving 21 December from the South
Independent Units
– 602nd Tank Destroyer Battalion (M-18)
– 253rd Armored Field Artillery Battalion
– 274th Armored Field Artillery Battalion
– 696th Armored Field Artillery Battalion
– 176th Field Artillery Battalion
– 177th Field Artillery Battalion
– 512th Field Artillery Battalion
– 752nd Field Artillery Battalion
– 949th Field Artillery Battalion
– XXI Corps HQ: Gen Manton S. Eddy
5th Infantry Division: Gen Stafford L. Irwin
– 10th Infantry Regiment
– 11th Infantry Regiment
– HHB Division Artillery
– 19th Field Artillery Battalion (105-MM HOW)
– 21st Field Artillery Battalion (155-MM)
– 50th Field Artillery Battalion (105-MM HOW)
– 46th Field Artillery Battalion (105-MM HOW)
– 5th Cavalry Reconnaissance Troop, Mechanized
– 7th Engineer Combat Battalion
– 5th Medical Battalion
– 5th Counter Intelligence Corps Detachment
– Headquarters Special Troops
– Headquarters Company, 5th Division
– Military Police Platoon
– 705th Ordnance Light Maintenance Company
– 5th Quartermaster Battalion
– 5th Signals Company
– 610th Tank Destroyer Battalion (M-36)
Units Arriving 21 December from the West
– 29th Armored Brigade
Units Arriving 22 December from the North
VII Corps HQ: Gen Lawton J. Collins
2nd Armored Division: Gen Ernest N. Harmon
– 66th Tank Battalion
– 67th Tank Battalion
– 738th Tank Battalion
– 82nd Armored Reconnaissance Battalion
– 14th Armored Field Artillery Battalion
– 78th Armored Field Artillery Battalion
– 92nd Armored Field Artillery Battalion
– 41st Armored Infantry Regiment
– 142nd Armored Signal Company
– 17th Armored Engineer Battalion
– Headquarters
– Headquarters Company, 2nd Armored Division
– Service Company, 2nd Armored Division
– HHC Division Trains:
– HHC Combat Command A
– HHC Combat Command B
– HHC Reserve Command
– Maintenance Battalion
– Supply Battalion
– 48th Armored Medical Battalion
– 502nd Counter Intelligence Corps Detachment
– 702nd Tank Destroyer Battalion (M-36)
4th Cavalry Group
– 759th Light Tank Battalion (M-5)
– 635th Tank Destroyer Battalion
– 195th Field Artillery Battalion
– 951st Field Artillery Battalion
– 207th Engineer Battalion
– 750th Tank Battalion
– 628th Tank Destroyer Battalion (M-36)
– 237th Engineering Battalion
– 238th Engineering Battalion
– 297th Engineering Battalion
Independent Units
– 750th Tank Battalion
– 628th Tank Destroyer Battalion (M-36)
– 237th Engineer Battalion
– 238th Engineer Battalion
– 297th Engineer Battalion
Units Arriving 22 December from the West
75th Infantry Division: Gen Fay B. Prickett
– 289th Infantry Regiment
– 290th Infantry Regiment
– 291st Infantry Regiment
– HHB Division Artillery
– 730th Field Artillery Battalion (155-MM)
– 897th Field Artillery Battalion (105-MM HOW)
– 898th Field Artillery Battalion (105-MM HOW)
– 899th Field Artillery Battalion (105-MM HOW)
– 75th Cavalry Reconnaissance Troop, Mechanized
– 275th Engineer Combat Battalion
– 375th Medical Battalion
– 75th Counter Intelligence Corps Detachment
– HQs Special Troops
– HQs Company, 75th Division
– Military Police Platoon
– 775th Ordnance Light Maintenance Company
– 75th Quartermaster Battalion
– 575th Signals Company
Independent Units
– 517th Parachute Infantry Regiment
– 509th Parachute Infantry Battalion
– 460th Parachute Infantry Battalion
– 551st Parachute Infantry Battalion
– 29th Infantry Regiment
– 243nd Engineer GS Regiment
– 336th Engineer GS Regiment
– 392nd Engineer GS Regiment
– 6/2nd French Light Infantry Battalion
– 4/20th French Light Infantry Battalion
– 5/20th French Light Infantry Battalion
– 12/30th French Light Infantry Battalion
– 2/106th French Light Infantry Battalion
– 5/106th French Light Infantry Battalion
Units Arriving 22 December from the South
Independent Units
– 191st Field Artillery Battalion
– 244th Field Artillery Battalion
– 255th Field Artillery Battalion
– 273rd Field Artillery Battalion
– 802nd Field Artillery Battalion
– 945th Field Artillery Battalion
– 947th Field Artillery Battalion
– 276th Armored Field Artillery Battalion
– 695th Armored Field Artillery Battalion
– 2nd Infantry Regiment (5-ID)
– 737th Tank Battalion