Senath, MO -- U.S. city in Missouri Population (2000): 1650 Housing Units (2000): 783 Land area (2000): 1.906956 sq. miles (4.938994 sq. km) Water area (2000): 0.017255 sq. miles (0.044691 sq. km) Total area (2000): 1.924211 sq. miles (4.983685 sq. km) FIPS code: 66638 Located within: Missouri (MO), FIPS 29 Location: 36.133308 N, 90.160078 W ZIP Codes (1990): 63876 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Senath, MO Senath