Plainville, KS -- U.S. city in Kansas Population (2000): 2029 Housing Units (2000): 948 Land area (2000): 1.205310 sq. miles (3.121738 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.205310 sq. miles (3.121738 sq. km) FIPS code: 56150 Located within: Kansas (KS), FIPS 20 Location: 39.232102 N, 99.303166 W ZIP Codes (1990): 67663 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Plainville, KS Plainville