«Air Force announces bases to support B-21 Raider mission». Tinker AFB. Secretary of the Air Force Public Affairs. 16 de noviembre de 2018. Consultado el 11 de febrero de 2019. «The Air Force has selected Tinker Air Force Base, Oklahoma, to coordinate maintenance and sustainment of the B-21 Raider and Edwards AFB, California, to lead testing and evaluation of the next generation long-range strike bomber.»
John R. Hoehn & Jeremiah Gertler (22 de septiembre de 2021). «Air Force B-21 Raider Long-Range Strike Bomber». Congressional Research Service. «B-21s would initially replace the fleets of B-1 and B-2 bombers, and could possibly replace B-52s in the future.»
Dan Lamothe, Pentagon reveals secretive B-21 bomber in California, Washington Post (2 de diciembre de 2022): "The Pentagon intends for the Raider to replace aging B-2 Spirit and B-1B Lancer bombers, phasing out the older aircraft by the 2040s. B-52 bombers, many decades old, also could be replaced by the B-21 in coming years."