• 18th Corps Aviation Company (1971-73) • 163rd General Support Company (1968-72) • 478th Heavy Helicopter Company (1970-71) • Troop D, 3rd Squadron, 5th Cavalry (1971) • Troop C, 16th Cavalry (1972-73) • 7th Squadron,
1st Cavalry Regiment (1968-72) at
Vĩnh Long Airfield • HQ Troop • A Air Cavalry Troop (1968-72) • B Air Cavalry Troop (1968-72) • C Air Cavalry Troop (1968-72) • D Ground Troop (1968-72) • 13th Combat Aviation Battalion (1964-72) at
Cần Thơ Base Camp &
Sóc Trăng Airfield • 73rd Surveillance Airplane Company (1971) • 114th Assault Helicopter Company (1964-69) with the
Bell UH-1B Iroquois (Huey) • 121st Assault Helicopter Company (1964-70) with the UH-1B Huey • 134th Fixed Wing Transport Company (1965-67) • 147th Assault Helicopter Company (1971-72) • 162nd Assault Helicopter Company (1969-72) • 175th Assault Helicopter Company (1966-69) with the UH-1 Huey • 191st Assault Helicopter Company (1969-71) • 199th Surveillance Airplane Company (1967) • 221st Surveillance Airplane Company (1965-67) • 221st Surveillance Airplane Company (1968-71) • 235th Assault Helicopter Company (1971) • 244th Surveillance Airplane Company (1967) • 271st Medium Helicopter Company (1968) • 271st Assault Support Helicopter Company (1971) with the
Boeing CH-47A Chinook • 336th Assault Helicopter Company (1966-71) with the UH-1 Huey • Company A, 101st Aviation Battalion (1965) • Company A, 502nd Aviation Battalion (1964-66) • Troop C, 16th Cavalry Regiment (1970-71) • 214th Aviation Battalion (1969-71) at
Vĩnh Long Airfield • 114th Assault Helicopter Company (1969-71) • 135th Assault Helicopter Company (1969-71) • 175th Assault Helicopter Company (1969-71) • 199th Reconnaissance Airplane Company (1969-70) • 221st Reconnaissance Airplane Company (1971) • 335th Assault Helicopter Company (1969-71) • 307th Combat Aviation Battalion (1967-71) at
Cần Thơ Base Camp • 73rd Surveillance Airplane Company (1970-71) • 147th Assault Helicopter Company (1969-71) • 199th Reconnaissance Airplane Company (1967-69) • 221st Reconnaissance Airplane Company (1967-68) • 235th Assault Helicopter Company (1967-71) • 244th Surveillance Airplane Company (1967-70) • 271st Assault Support Helicopter Company (1968-71) The group HHC was inactivated on 14 March 1973 at
Oakland, California. Redesignated 16 October 1995 as Headquarters and Headquarters Detachment, 164th Aviation Group, and activated in Korea. ==See also==