Exeter, MO -- U.S. city in Missouri Population (2000): 707 Housing Units (2000): 324 Land area (2000): 0.795265 sq. miles (2.059726 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.795265 sq. miles (2.059726 sq. km) FIPS code: 23122 Located within: Missouri (MO), FIPS 29 Location: 36.670789 N, 93.939735 W ZIP Codes (1990): 65647 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Exeter, MO Exeter