The mission of a United States Air Force electronic combat squadron is to use the electromagnetic spectrum (EM spectrum) to attack an enemy, or impede enemy actions by denying the use of the EM spectrum, whilst ensuring friendly forces free access to it. Electronic warfare can target humans, communication, radar, or other assets (military and civilian). This list contains squadrons inactive, active, and historical.
| Squadron | Shield | Location | Note | |
|---|---|---|---|---|
| 41st Electronic Combat Squadron | Davis-Monthan AFB | "Scorpions" | ||
| Davis-Monthan AFB | ||||
| Davis-Monthan AFB | "Bats" | |||
| NAS Whidbey Island | Inactive | |||
| NAS Whidbey Island, WA | redesignated 390th Fighter Squadron; reactivated 2010—currently flying EA-18G Growlers | |||
| "Black Falcons" | Inactivated 1997 | |||
| 451st Air Expeditionary Group |