Charleston, MO -- U.S. city in Missouri Population (2000): 4732 Housing Units (2000): 1957 Land area (2000): 4.676643 sq. miles (12.112450 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 4.676643 sq. miles (12.112450 sq. km) FIPS code: 13366 Located within: Missouri (MO), FIPS 29 Location: 36.921475 N, 89.346426 W ZIP Codes (1990): 63834 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Charleston, MO Charleston