Operated by the 9th Reconnaissance Wing, 1st Reconnaissance Squadron from Beale AFB.
Operated by the 4th Marine Air Wing, Marine Air Group 49 Det. A, MASD (Marine Aviation Support Detachment) from Washington NAF.
Operated by the 12th Flight Training Wing, 560th Flight Training Squadron from Randolph AFB. The "12 OG" markings on the tail are for the 12th Operations Group commander.