• 54-1702 US Army #1545. L-20 No. 546. Command A-6. Delivered 21-Dec-1955. Built as L-20A and re-designated U-6A in 1962.
• 846 Hukbong Himpapawid NG Philippinas / Philippine Air Force, Fernando AB, Manila, Philippines.
• RP-63 Hukbong Himpapawid NG Philippas / Philippine Air Force, Fernando AB., Manila, Philippines. Regd Jul-1988. Canx 1989.
• RP-63 As civilian. Possibly stored or reduced to parts?