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
, there are four active Army corps.


 * I Corps
 * III Corps
 * V Corps
 * XVIII Airborne 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
 * I Field Force, Vietnam
 * II Field Force, Vietnam

World War II U.S. Marine Corps corps

 * I Marine Amphibious Corps
 * III Amphibious Corps
 * V Amphibious 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

 * I Corps
 * II Corps
 * III Corps
 * IV Corps
 * V Corps
 * VI Corps
 * VII Corps
 * VIII Corps
 * IX Corps
 * X Corps
 * XI Corps
 * XII Corps
 * XIII Corps
 * XIV Corps
 * XV Corps
 * XVI Corps
 * XVII Corps
 * XVIII Corps
 * XIX Corps
 * XX Corps
 * XXI Corps
 * XXII Corps
 * XXIII Corps
 * XXIV Corps
 * XXV Corps
 * Cavalry 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