477th may refer to:
*
477th Bombardment Squadron 477th may refer to:
*477th Bombardment Squadron, inactive United States Air Force unit
*477th Fighter Group, the Air Force Reserve Command's first F-22A Raptor unit
*477th Tactical Fighter Squadron, inactive United States Air Force unit
See also , inactive United States Air Force unit
*
477th Fighter Group, the Air Force Reserve Command's first F-22A Raptor unit
*
477th Tactical Fighter Squadron, inactive United States Air Force unit
See also
*
477 (number)
*
477, the year 477 (CDLXXVII) of the Julian calendar
*
477 BC
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