4 Mar '81: First flight. 24 Mar '81: TOS USAF as A-10A and assigned to 74th TFS/23rd TFW, England AFB, LA. Ca.8/90 to 2/91: Deployed to King Fahd Airport, Saudi Arabia for combat missions in Operation Desert Storm. 29 Mar '01: AMARC as AC0258 for GPS modifications. 23 May '01: RTS. 26 Mar '02: AMARC as AC0286 for wing modifications. 16 Apr '02: RTS. 2006: 357th FS/355th FW, Davis-Monthan AFB, AZ. Ca.8/06 to 29 Nov '06: AMARC for conversion to A-10C. By 2011 to after 10/20: 358th FS/355th FW, Davis-Monthan AFB, AZ.