- 173 Airborne Brigade - 5th Special Forces Group - 1st Division - Military Assistance Command - Republic of Vietnam (USARV) - 1st Field Force Vietnam (IFFV)

- 101st Airborne Division - 1st Cavalry Division - 229th Assault Helicopter Battalion - 90th Replacement Battalion - 27th Artillery Regiment

- 25th Division - 4th Division - 196th Infantry Regiment - 11th Armored Cavalry Regiment - 199th Infantry Brigade - Operations & Tactics - Royal Australian Army Regiment - Royal New Zealand Army - Republic of Korea Army - Republic of Philippines Army - Rhade Tribe/USA 5th Special Forces Group

- 75th Infantry Regiment - 9th Division - US Navy Mobile Riverine Force - US Navy USS Benewah - US Navy USS Colleton - 11th Infantry Brigade - 1st Signal Brigade - 69th Signal Battalion - 128th Signal Company - 1st Logistical Command - Port Transport Command - 87th Engineer Battalion - Corpus Christi Bay - 1st Transportation Battalion - 6th Psychological Operations Battalion - 245th Psychological Operations Company - 3rd Brigade, 82nd Airborne Division - 93rd Transportation Company - US Marine Corps HMM-365

- 9th Expeditionary Brigade - 1st & 3rd Battalions - 3rd Brigade, 3rd Reconnaissance - USMC 1/1 & 2/5 - USMC 1/9 & 2/26 - USMC 3rd Division - US Navy USS Repose - US Navy 7th Fleet - US Navy USS Independence - US Navy USS Kitty Hawk - US Navy USS Harnett Country - USNC Swiftboats, MSV, PBR, LCM, CPB