Carthage, MO -- U.S. city in Missouri Population (2000): 12668 Housing Units (2000): 5217 Land area (2000): 9.537786 sq. miles (24.702752 sq. km) Water area (2000): 0.037431 sq. miles (0.096945 sq. km) Total area (2000): 9.575217 sq. miles (24.799697 sq. km) FIPS code: 11656 Located within: Missouri (MO), FIPS 29 Location: 37.167773 N, 94.314958 W ZIP Codes (1990): 64836 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Carthage, MO Carthage