The B-36, including its GRB-36, RB-36, and XC-99 variants, was in USAF service as part of the Strategic Air Command from 1948 to 1959.
B-36, vrátane jej variantov RGB-36, RB-36 a XC-99 boli v službe ako súčasť USAF Strategic Air Command od roku 1948 do roku 1958.