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ZIP codes in Pottawatomie County, Kansas

Pottawatomie County, Kansas has 10 ZIP codes in this list, from 66407 to 66549. They cover 10 places, among them Belvue, Emmett, Fostoria and Havensville.

ZIP codePlaceLand area (sq mi)Map point
66407Belvue56.239.227, -96.187
66422Emmett56.039.305, -96.059
66426Fostoriano area39.440, -96.507
66432Havensville69.739.494, -96.077
66520Olsburg10639.413, -96.600
66521Onaga17839.489, -96.170
66535Saint George41.739.211, -96.434
66536Saint Marys65.439.199, -96.068
66547Wamego13339.210, -96.315
66549Westmoreland18239.414, -96.437

The ZIP code areas of Pottawatomie County add up to about 887 square miles of land (2,299 sq km) as the Census Bureau draws them. The largest is 66549 (Westmoreland), with 182 square miles.

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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