Jamestown, MO -- U.S. town in Missouri Population (2000): 382 Housing Units (2000): 191 Land area (2000): 1.002207 sq. miles (2.595703 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.002207 sq. miles (2.595703 sq. km) FIPS code: 36368 Located within: Missouri (MO), FIPS 29 Location: 38.765754 N, 92.477960 W ZIP Codes (1990): 65046 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Jamestown, MO Jamestown