Mather Air Force Base was a United States Air Force Base, which was closed in 1993 pursuant to a post-Cold War BRAC decision. It was located 12 miles (19 km) east of Sacramento, on the south side of U.S. Route 50 in Sacramento County, California. Mather Field was one of 32 Air Service training camps established after the United States entry into World War I in April 1917.
The 1st Helicopter Squadron is a United States Air Force unit based at Joint Base Andrews, Maryland reporting to the 316th Operations Group, administratively controlled by Air Force District of Washington.
The 46th Test Wing is an inactive wing of the United States Air Force last based at Eglin Air Force Base, Florida. The wing's 46th Test Group was a tenant unit at Holloman Air Force Base, New Mexico.
The Nevada Test and Training Range (NTTR) is a United States Air Force unit assigned to the United States Air Force Warfare Center of Air Combat Command. The unit is stationed at Nellis Air Force Base, Nevada as a tenant unit.
The 412th Test Wing is a wing of the United States Air Force, assigned to the Air Force Test Center at Edwards Air Force Base, California.
The 816th Strategic Aerospace Division is an inactive United States Air Force organization. Its last assignment was with Second Air Force at Altus Air Force Base, Oklahoma, where it was inactivated on 1 July 1965.
The 837th Air Division is an inactive United States Air Force organization. Its last assignment was with Tactical Air Command's Ninth Air Force at Shaw Air Force Base, South Carolina where it was inactivated on 1 February 1963.
The 821st Strategic Aerospace Division is an inactive United States Air Force organization. Its last assignment was with Fifteenth Air Force at Ellsworth Air Force Base, South Dakota, where it was inactivated on 30 June 1971.
The 413th Flight Test Squadron is part of the 96th Test Wing and is based at Hurlburt Field, Florida. It performs flight testing on aircraft used by special operations forces, the Lockheed C-130 Hercules, Bell Boeing CV-22 Osprey, Sikorsky MH-53 Pave Low, Bell UH-1 Huey, and Sikorsky HH-60 Pave Hawk aircraft.
The 4756th Air Defense Wing was the designation of two different discontinued United States Air Force organizations. Both wings were stationed at Tyndall Air Force Base, Florida and fulfilled similar missions. The first was organized in 1957 when Air Defense Command (ADC) assumed responsibility for managing Tyndall from Air Training Command and focused on weapons testing and development and evaluating the readiness of ADC fighter units. The wing also controlled a ground control intercept radar squadron. This wing was discontinued in 1960 and its mission transferred to its parent 73d Air Division.
The 4756th Air Defense Group (Weapons) is a discontinued United States Air Force organization. Its last assignment was with the 4756th Air Defense Wing of Air Defense Command (ADC) at Tyndall Air Force Base, Florida, where it was discontinued in 1963.
The 4158th Strategic Wing is a discontinued United States Air Force unit. It was active in Alaska from 1960 to 1966 as a control and support organization for Strategic Air Command (SAC) units deployed to Elmendorf Air Force Base, Alaska.
The 68th Air Refueling Squadron is an inactive United States Air Force unit. It was last assigned to the 305th Bombardment Wing at Bunker Hill Air Force Base, Indiana, where it was inactivated on 25 March 1965.
The 34th Strategic Squadron is an inactive United States Air Force unit. It was last assigned to the 11th Strategic Group at Zaragoza Air Base, Spain. It was inactivated on 7 August 1990.
The 903d Air Refueling Squadron is an inactive United States Air Force unit. It was last assigned to the 17th Bombardment Wing, stationed at Beale Air Force Base, California. For much of its existence, the squadron focused on refueling SR-71 Blackbird aircraft, which were stationed at Beale after 1965. It was inactivated on 30 September 1976.
The 301st Air Refueling Squadron is an inactive United States Air Force (USAF) unit. It was last assigned to the 301st Air Refueling Wing at Rickenbacker Air Force Base, Ohio, where it was inactivated on 31 December 1975. In 1985 the 301st was consolidated with the World War II 301st Transport Squadron and 322d Transport Squadron. The squadron has not been active since consolidation.
The 922d Expeditionary Reconnaissance Squadron is a provisional United States Air Force unit, assigned to Air Combat Command to activate or inactivate as needed. It was last assigned to the 474th Air Expeditionary Group at San Isidro Air Base, Dominican Republic in 2010.
The 1st Proving Ground Group is a disbanded United States Army Air Forces unit. It was last active with the Army Air Forces Proving Ground Command, based at Eglin Field, Florida, where it was disbanded on 1 April 1944. The unit's personnel/equipment/mission was taken over by the 610th Army Air Forces Base Unit and 611th AAF Base Unit.
The 923d Expeditionary Air Refueling Flight is a provisional United States Air Force unit, assigned to Air Combat Command to activate or inactivate as needed.
The 928th Expeditionary Air Refueling Squadron is a provisional unit of the United States Air Force. It is assigned to Air Mobility Command to activate or inactivate as needed for contingency operations.
