4 Jun '82: First flight. 21 Jun '82: TOS USAF and assigned to 511th TFS/81st TFW, RAF Bentwaters, England. 1987: Converted to OA-10A. By 8/90: 103rd FS/111th FW (ANG), JRB Willow Grove, PA. Ca.2006: Converted to A-10C. 10/09 to After 1/17: 81st FS/52nd FW, Spangdahlem AB, Germany. By 5/19: 354th FS/355th Wing, Davis-Monthan AFB, AZ.