Arrived Vietnam: 22 October 1967 Departed Vietnam: 20 June 1972 Previous Station: Fort Hood Authorized Strength: 920
The 1st Battalion, 48th Infantry ("The Professionals") was served with the 198th Infantry Brigade (Light), being officially transferred to the 23rd Infantry Division (AMERICAL) on 15 February 1969. In August 1971 the battalion joined the 196th Infantry Brigade which it served until it departed Vietnam.
Arrived Vietnam: 22 September 1967 Departed Vietnam: 13 December 1970 Previous Station: Fort Hood Authorized Strength: 907
The 1st Battalion, 50th Infantry was relieved from the 2nd Armored Division at Fort Hood on 1 September 1967 and served in Vietnam under the U.S. Army, Pacific (USARPAC) command, where it served as a general reserve to various units.
Location: An Khe/Bong Son Service: Sept. 67 - Feb. 68 Major Command: 1st Cavalry Division
Location: An Khe/Bong Son Service: March 68 - Oct. 68 Major Command: 3rd Brigade, 4th Infantry Div.
Location: An Khe/Bong Son Service: May 68 - Oct. 68 Major Command: 173rd Airborne Brigade
Location: An Khe Service: Nov. 68 - April 69 Major Command: 173rd Airborne Brigade
Location: Bong Son Service: May 69 Major Command: 173rd Airborne Brigade
Location: Phu My Service: June 69 - Sept. 69 Major Command: 173rd Airborne Brigade
Location: Phan Thiet Service: Oct. 69 - Sept. 70 Major Command: Task Force South, I Field Force, Vietnam
Location: Phan Thiet Service: Oct. 70 - Dec. 70 Major Command: I Field Force, Vietnam
Company E, 50th Infantry (Long-Range Patrol)
Arrived Vietnam: 20 December 1967 Departed Vietnam: 1 February 1969 Previous Station: Vietnam Authorized Strength: 108
Company F, 50th Infantry was raised as a separate long-range reconnaissance patrol company serving with the 9th Infantry Division in Vietnam.
Company F, 50th Infantry (Rifle Security)
First Tour: Arrived Vietnam: 20 December 1967 Departed Vietnam: 1 February 1969 Previous Station: Vietnam
Second Tour: Arrived Vietnam: 30 June 1971 Departed Vietnam: 16 December 1972 Previous Station: Vietnam Authorized Strength: Company 1968- 118 1971-160
Company F, 50th Infantry served twice in Vietnam. It was initially raised as a long-range reconnaissance patrol company with the 25th Infantry Division, being replaced by Company F, 75th Infantry (Ranger). Company F, 50th Infantry was again raised as a rifle security company guarding the Da Nang installation under the command of U.S. Army Support Command, Da Nang.
Company D, 51st Infantry (Rifle Security)
Arrived Vietnam: 29 November 1966 Departed Vietnam: 30 June 1972 Previous Station: Fort Lewis Authorized Strength: Company 1968- 151 1971-160
Company D, 51st Infantry was posted to highway security duty with the 97th Military Police Battalion at Phan Rang, later transferring to the 18th Military Police Brigade at Cam Rahn Bay. The U.S. Army Support Command, Cam Ranh Bay later assumed control of the separate company.
Company E, 51st Infantry (Long-Range Patrol)
Arrived Vietnam: 20 December 1967 Departed Vietnam: 1 February 1969 Previous Station: Vietnam Authorized Strength: 118
Company E, 51st Infantry was a long-range reconnaissance patrol company serving the 23rd Infantry Division (AMERICAL), later replaced by Company G, 75th Infantry (Ranger).
Company F, 51st Infantry (Long-Range Patrol)
Arrived Vietnam: 25 September 1967 Departed Vietnam: 26 December 1968 Previous Station: Vietnam Authorized Strength: 230
Company F, 51st Infantry was a separate long-range reconnaissance patrol company serving with the 199th Infantry Brigade (Light Infantry) in Vietnam.
1st Battalion, 52nd Infantry (Light Infantry)
Arrived Vietnam: 10 February 1968 Departed Vietnam: 1 November 1971 Previous Station: Fort Hood Authorized Strength: 920
The 1st Battalion, 52nd Infantry ("Ready Rifles") was part of the 198th Infantry Brigade (Light ), becoming part of the 23rd Infantry Division (AMERICAL) on 15 February 1969, and being transferred to the 11th Infantry Brigade in August 1971.
Location: Chu Lai Service: Feb. 68 - Oct. 68 Major Command: 198th Brigade
Location: Tam Ky Service: Nov. 68 Major Command: 198th Infantry Brigade
Location: Chu Lai Service: Dec. 68 - Jan. 69 Major Command: 198th Infantry Brigade
Location: Chu Lai Service: Feb. 69 - Nov. 69 Major Command: 23rd Infantry Brigade (AMERICAL)
Location: Chu Lai/Dong Le Service: Dec. 69 - March 70 Major Command: 23rd Infantry Brigade (AMERICAL)
Location: Chu Lai/Long Phu Service: April 70 - July 70 Major Command: 23rd Infantry Brigade (AMERICAL)
Location: Chu Lai/Trung Canh Service: Aug. 70 Major Command: 23rd Infantry Brigade (AMERICAL)
Location: Chu Lai/My Son Service: September 70 - Oct. 70 Major Command: 23rd Infantry Brigade (AMERICAL)
Location: Chu Lai Service: Dec. 70 - July 71 Major Command: 23rd Infantry Brigade (AMERICAL)
Location: The Loi Service: Aug. 71 - Oct. 71 Major Command: 11th Infantry Brigade
Company C, 52nd Infantry (Rifle Security)
Arrived Vietnam: 1 December 1966 Departed Vietnam: 15 August 1972 Previous Station: Fort Lewis Authorized Strength: Company 1968- 151 1971-137
Company C, 52nd Infantry ("Ready Rifles") was a rifle security company posted to Saigon guard duty under the 716th Military Police Battalion and later the 18th Military Police Brigade during its service in Vietnam.
Company D, 52nd Infantry (Rifle Security)
First Tour: Arrived Vietnam: 26 November 1966 Departed Vietnam: 22 November 1969 Previous Station: Fort Lewis
Second Tour: Arrived Vietnam: 30 June 1971 Departed Vietnam: 26 November 1969 Previous Station: Vietnam Authorized Strength: Company 1968- 151 1971-160
Company E, 52nd Infantry (Long-Range-Patrol)
Arrived Vietnam: 20 December 1967 Departed Vietnam: 1 February 1969 Previous Station: Vietnam Authorized Strength: 118
Company E, 52nd Infantry ("Ready Rifles") served the 1st Cavalry Division as a separate long-range reconnaissance patrol company until replaced by Company H, 75th Infantry (Ranger).
Arrived Vietnam: 20 December 1967 Departed Vietnam: 1 February 1969 Previous Station: Vietnam Authorized Strength: 118
Company F, 52nd Infantry ("Ready Rifles") served the 1st Infantry Division as a separate long-range reconnaissance patrol company until replaced by Company I, 75th Infantry (Ranger).
Company C, 54th Infantry (Rifle Security)
Arrived Vietnam: 29 November 1966 Departed Vietnam: 30 April 1972 Previous Station: Fort Lewis Authorized Strength: Company 1968 -151 1970 - 160
Company C, 54th Infantry was a separate rifle security company serving the 97th Military Police Battalion at Tuy Hoa, later being transferred to Cha Rang under the U.S. Army Support Command, Cam Ranh Bay.
Company D, 58th Infantry (Rifle Security)
Arrived Vietnam: 29 November 1966 Departed Vietnam: 22 June 1972 Previous Station: Fort Lewis Authorized Strength: Company 1968 -151 1971 - 160
Company D, 58th Infantry ("The Patriots") was a rifle security company attached to the 93rd Military Police Battalion at Phu Trang, being transferred in 1969 to the 18th Military Police Brigade control at Qui Nhon. It was later posted at Phu Tai under the U.S. Army Support Command, Cam Ranh Bay.
Company E, 58th Infantry (Long-Range Patrol)
Arrived Vietnam: 20 December 1967 Departed Vietnam: 1 February 1969 Previous Station: Vietnam Authorized Strength: 118
Company E, 58th Infantry ("The Patriots") was raised as a separate as a long-range reconnaissance patrol company under the 4th Infantry Division, later being replaced by Company K, 75th Infantry (Ranger).
Company F, 58th Infantry (Long-Range Patrol)
Arrived Vietnam: 10 January 1968 Departed Vietnam: 1 February 1969 Previous Station: Vietnam Authorized Strength: 118
Company F, 58th Infantry ("The Patriots") served the 101st Airborne Division (Airmobile) until it was replaced by Company L, 75th Infantry (Ranger).
Arrived Vietnam: 27 July 1968 Departed Vietnam: 1 August 1971 Previous Station: Fort Carson Authorized Strength: 907
The 1st Battalion, 61st Infantry was part of the 1st Brigade Task Force of the 5th Infantry Division in Vietnam.
Companies C- I and K - P, 75th Infantry (Ranger)
The 75th Infantry ("Merrill's Marauders") was organized 1 January 1969 under the Combat Arms Regimental System (CARS) to provide a parent unit for the separate long-range reconnaissance patrol companies. That year the assets of the long-range reconnaissance companies in Vietnam were transferred to the ranger companies of the 75th Infantry, continuing the famed Merrill's Marauders of World War II - the 5307th Provisional Composite Unit which had been designated the 475th Infantry in 1944 and re-designated as the 75th Infantry in 1954. Ranger companies in Vietnam were particularly elite.
Company C, 87th Infantry (Rifle Security)
Arrived Vietnam: 29 November 1966 Departed Vietnam: 26 November 1972 Previous Station: Fort Lewis Authorized Strength: Company 1968- 151 1971-160
Company C, 87th Infantry was a separate rifle security company attached to the 92nd Military Police Battalion guarding Tan Son Nhut. It was later posted to Long Binh and there controlled by the U.S. Army Support Command, Saigon.
Company D, 87th Infantry (Rifle Security)
First Tour; Arrived Vietnam: 1 December 1966 Departed Vietnam: 5 November 1969 Previous Station: Fort Lewis
Second Tour; Arrived Vietnam: 30 June 1971 Departed Vietnam: 30 April 1972 Previous Station: Vietnam Authorized Strength: Company 1968- 151 1971-160
Company D, 87th Infantry was a separate rifle security company attached to the 95th Military Police Battalion at Long Binh, and on its second tour in Vietnam used by the 26th General Support Group to guard its installations at Tan My.
Company D, 151st Infantry (Long-Range Patrol)
Arrived Vietnam: 30 December 1968 Departed Vietnam: 20 November 1969 Previous Station: Greenfield, Indiana via Fort Benning Authorized Strength: 214
Company D, 151st Infantry, Indiana National Guard Infantry unit to serve in Vietnam. After extensive training at Fort Benning the company was sent to Vietnam where it was placed under the II Field Force, Vietnam and operated out of Long Binh. Upon the companies departure, Company D, 75th Infantry (Ranger) was raised to replace it. While in Vietnam this company wore the shoulder patch of its parent National Guard command, the 38th Infantry Division, which at the time was headquartered in Indianapolis, Indiana.