Mutual, OK -- U.S. town in Oklahoma Population (2000): 76 Housing Units (2000): 38 Land area (2000): 0.262126 sq. miles (0.678902 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.262126 sq. miles (0.678902 sq. km) FIPS code: 50150 Located within: Oklahoma (OK), FIPS 40 Location: 36.229816 N, 99.167704 W ZIP Codes (1990): 73853 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mutual, OK Mutual