Dexter, MO -- U.S. city in Missouri Population (2000): 7356 Housing Units (2000): 3560 Land area (2000): 6.089312 sq. miles (15.771245 sq. km) Water area (2000): 0.128596 sq. miles (0.333062 sq. km) Total area (2000): 6.217908 sq. miles (16.104307 sq. km) FIPS code: 19396 Located within: Missouri (MO), FIPS 29 Location: 36.796655 N, 89.962518 W ZIP Codes (1990): 63841 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Dexter, MO Dexter