389th may refer to:
389th Bombardment Squadron, inactive United States Air Force unit 389th Fighter Squadron (389 FS) is part of the 366th Fighter Wing at Mountain Home Air Force Base, Idaho 389th Infantry Division (Wehrmacht), German division of the Wehrmacht in the Second World War; fought in the Battle of Stalingrad 389th Strategic Missile Wing, inactive unit of the United States Air Force
See also 389 (number) 389, the year 389 (CCCLXXXIX) of the Julian calendar 389 BC