List of United States Tri-Service aircraft designations

This list of United States Tri-Service aircraft designations includes prototype, pre-production and operational type designations under the United States Tri-Service aircraft designation system, which replaced the 1924 Air Force, 1922 Navy, and 1956 Army designation systems in 1962. For pre-1962 Air Force aircraft designations, see List of United States Air Force aircraft designations (1919–1962).