Shannon, MS -- U.S. town in Mississippi Population (2000): 1657 Housing Units (2000): 691 Land area (2000): 4.106558 sq. miles (10.635935 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 4.106558 sq. miles (10.635935 sq. km) FIPS code: 66720 Located within: Mississippi (MS), FIPS 28 Location: 34.116826 N, 88.701520 W ZIP Codes (1990): 38868 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Shannon, MS Shannon