Francis E. Warren Air Force Base (AFB) is a United States Air Force base located approximately 3 miles (4.8 km) west of Cheyenne, Wyoming. It is one of three strategic missile bases in the United States. It is named in honor of Francis E. Warren.
Warren AFB is the home of the 90th Missile Wing (90 MW), assigned to the Twentieth Air Force, Air Force Global Strike Command. The 90 MW operates the LGM-30G Minuteman III ICBM, with launch facilities in Southeast Wyoming, Western Nebraska, and Northern Colorado. It is also the home of Twentieth Air Force, which commands all United States Air Force ICBMs.
Warren AFB is the oldest continuously active military installation within the Air Force, being established by the United States Army as Fort David Allen Russell in 1867. The facility came under United States Air Force control on 1 June 1947.
The 90th Missile Wing is commanded by Colonel Christopher Coffelt. Twentieth Air Force is commanded by Major General C. Donald Alston. Warren AFB is delineated as a census-designated place by the U.S. Census Bureau. At the 2010 census it had a resident population of 3,072.