Missouri City, MO -- U.S. city in Missouri Population (2000): 295 Housing Units (2000): 120 Land area (2000): 1.015320 sq. miles (2.629666 sq. km) Water area (2000): 0.113246 sq. miles (0.293305 sq. km) Total area (2000): 1.128566 sq. miles (2.922971 sq. km) FIPS code: 48980 Located within: Missouri (MO), FIPS 29 Location: 39.238147 N, 94.301128 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Missouri City, MO Missouri City