List of corps of the United States
This is a list of field corps of the United States and Confederate States armies and the United States Marine Corps.
Active corps
As of October 2020, there are six active Army corps.
- I Corps
- III Corps
- V Corps
- XVIII Airborne Corps
- U.S. Army Corps of Engineers
- U.S. Army Chemical Corps
Former corps of the World War/Cold War/Gulf War eras
- I Armored Corps
- II Corps
- II Armored Corps
- III Armored Corps
- IV Corps
- IV Armored Corps
- VI Corps
- VII Corps
- VIII Corps
- IX Corps
- X Corps
- XI Corps
- XII Corps
- XIII Corps
- XIV Corps
- XV Corps
- XVI Corps
- XIX Corps
- XX Corps
- XXI Corps
- XXII Corps
- XXIII Corps
- XXIV Corps
- XXXIII Corps – World War II – see Fourteenth United States Army
- XXXV Airborne Corps – World War II deception formation – see Operation Pastel
- XXXVI Corps (1944–1945)
- U.S. XXXVII Corps- World War II – see Fourteenth United States Army
World War II U.S. Marine Corps corps
Spanish–American War corps
- First Army Corps (Spanish–American War)
- Second Army Corps (Spanish–American War)
- Third Army Corps (Spanish–American War)
- Fourth Army Corps (Spanish–American War)
- Fifth Army Corps (Spanish–American War)
- Sixth Army Corps (Spanish–American War)
- Seventh Army Corps (Spanish–American War)
- Eighth Army Corps (Spanish–American War)
Civil War Union Army corps
Confederate States Army corps
- First Corps, Army of the Mississippi
- Second Corps, Army of the Mississippi
- Third Corps, Army of the Mississippi
- First Corps, Army of Northern Virginia
- Second Corps, Army of Northern Virginia
- Third Corps, Army of Northern Virginia
- Fourth Corps, Army of Northern Virginia
- Cavalry Corps, Army of Northern Virginia
- First Corps, Army of the Potomac
- Second Corps, Army of the Potomac
- First Corps, Army of Tennessee
- Second Corps, Army of Tennessee