Mound City, KS -- U.S. city in Kansas Population (2000): 821 Housing Units (2000): 354 Land area (2000): 1.244219 sq. miles (3.222512 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.244219 sq. miles (3.222512 sq. km) FIPS code: 48750 Located within: Kansas (KS), FIPS 20 Location: 38.142026 N, 94.812186 W ZIP Codes (1990): 66056 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mound City, KS Mound City