387th

387th may refer to:


 * 387th Air Expeditionary Group (387 AEG) is a provisional United States Air Force unit assigned to the 386th Air Expeditionary Wing at Ali Al Salem Air Base, Kuwait
 * 387th EOD (Explosive Ordnance Disposal) Company, part of the 79th Troop Command, Massachusetts Army National Guard, United States Army National Guard
 * 387th Fighter Squadron or 175th Fighter Squadron, unit of the South Dakota Air National Guard stationed at Joe Foss Field Air National Guard Station, South Dakota
 * 387th Tactical Fighter Squadron, inactive United States Air Force unit