This is a list of United States Air Force air defence squadrons. The list provides the squadron name, shield and the location of its installation.
| Air Defense Squadrons | |||||
| Squadron | Shield | Location | Note | ||
|---|---|---|---|---|---|
| Air Defense Squadron | |||||
| Air Defense Squadron | |||||
| 20th Air Defense Squadron | |||||
| 21st Air Defense Squadron | |||||
| 24th Expeditionary Air Defense Squadron | |||||
| Air Defense Squadron | |||||
| Air Defense Squadron | |||||
| Air Defense Squadron | |||||
| 140th Air Defense Squadron | |||||
| 176th Air Defense Squadron | Elmendorf AFB | ||||
| 701st Air Defense Squadron | Tyndall AFB | ||||
| 722d Air Defense Squadron | North Bay, Canada | ||||
| 848th Air Defense Squadron | Wallace AS | ||||
| 858th Air Defense Squadron | |||||
| 4700th Air Defense Squadron | |||||
| 4750th Air Defense Squadron | |||||
| 4751st Air Defense Squadron | |||||
| 4753rd Air Defense Squadron | Otis AFB | ||||
| 4756th Air Defense Squadron | |||||
| 4757th Air Defense Squadron | |||||
| 4780th Air Defense Squadron | Perrin AFB | ||||
The 4704th Defense Wing is a discontinued United States Air Force organization. Its last assignment was with the 25th Air Division of Air Defense Command (ADC) at McChord Air Force Base, Washington, where it was discontinued in 1954. It was established in 1952 at McChord in a general reorganization of ADC, which replaced wings responsible for a base with wings responsible for a geographical area. It commanded three fighter interceptor squadrons initially, and added three more squadrons before the end of the year. In early 1953 it added several radar squadrons in the Pacific Northwest, one of which was an Air National Guard squadron mobilized for the Korean War. When it was discontinued in the fall of 1954 its units transferred to the 25th Air Division.
The 36th Air Division is an inactive United States Air Force organization. Its last assignment was with First Air Force at Topsham Air Force Station, Maine. It was inactivated on 30 September 1969.
Cape Cod Space Force Station is a United States Space Force station located in the northwest corner of Joint Base Cape Cod, United States, on Flatrock Hill in Massachusetts. Cape Cod Space Force Station began construction in 1976 as Cape Cod Missile Early Warning Station and was renamed Cape Cod Air Force Station in 1982, before assuming its current name in 2021.
The 801st Air Division is an inactive United States Air Force organization. It was assigned to Strategic Air Command (SAC)'s Eighth Air Force at Lockbourne Air Force Base, Ohio, where it was inactivated on 15 March 1965.
The 4730th Air Defense Group is a discontinued United States Air Force organization. Its last assignment was with the New York Air Defense Sector at McGuire Air Force Base, New Jersey, where it was discontinued in 1959.
The 4732nd Air Defense Group is a discontinued United States Air Force organization. Its last assignment was with the 64th Air Division of Air Defense Command at Goose Air Force Base, Newfoundland, Canada, where it was discontinued in 1960. The group was formed in 1957 when ADC assumed responsibility for air defense of Newfoundland and Northern Canada from Northeast Air Command and controlled a fighter-interceptor squadron at Harmon and seven squadrons operating radars at dispersed locations. It was discontinued when Goose Air Defense Sector assumed responsibility for air defense of Newfoundland and Northern Canada.
The 4734th Air Defense Group is a discontinued United States Air Force organization. Its last assignment was with the 64th Air Division (AD) at Thule Air Base, Greenland, where it was discontinued in 1958. The group was formed in 1957 when ADC assumed responsibility for air defense of Greenland from Northeast Air Command. It controlled a fighter-interceptor squadron at Thule and a squadron operating a radar at nearby Pingarsuak Mountain. It was discontinued in 1958 and its mission transferred to the 64th AD in Newfoundland.
The 4683d Air Defense Wing is a discontinued United States Air Force (USAF) organization. Its last assignment was with Aerospace Defense Command (ADC)'s Goose Air Defense Sector at Thule Air Base, Greenland, where it was discontinued in 1965.
The 4729th Air Defense Group is a discontinued United States Air Force organization. Its last assignment was with the Boston Air Defense Sector at Westover Air Force Base, Massachusetts, where it was discontinued in 1958.
The 4728th Air Defense Group is a discontinued United States Air Force organization. Its last assignment was with the New York Air Defense Sector at Dover Air Force Base.
The 3918th Strategic Wing is an inactive United States Air Force unit, discontinued on 31 March 1965.
A squadron in air force, army aviation, or naval aviation is a unit comprising a number of military aircraft and their aircrews, usually of the same type, typically with 12 to 24 aircraft, sometimes divided into three or four flights, depending on aircraft type and air force. Land based squadrons equipped with heavier type aircraft such as long-range bombers, cargo aircraft, or air refueling tankers have around 12 aircraft as a typical authorization, while most land-based fighter equipped units have an authorized number of 18 to 24 aircraft.
Walnut Ridge Air Force Station is a closed United States Air Force General Surveillance Radar station. It is located 4.7 miles (7.6 km) north-northeast of Walnut Ridge, Arkansas. It was closed in 1963.
The 172d Attack Squadron is a unit of the Michigan Air National Guard 110th Airlift Wing located at Kellogg Air National Guard Base, Battle Creek, Michigan. The 172d is equipped with the MQ-9 Reaper drone.
Royal Air Force Alconbury or more simply RAF Alconbury is an active Royal Air Force station near Huntingdon, England. The airfield is in the civil parish of The Stukeleys, close to the villages of Great Stukeley, Little Stukeley, and Alconbury.
