Chelsea, OK -- U.S. city in Oklahoma Population (2000): 2136 Housing Units (2000): 961 Land area (2000): 1.685347 sq. miles (4.365029 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.685347 sq. miles (4.365029 sq. km) FIPS code: 13700 Located within: Oklahoma (OK), FIPS 40 Location: 36.535544 N, 95.431466 W ZIP Codes (1990): 74016 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Chelsea, OK Chelsea