Pottawatomie County, Kansas ZIP Codes

9 ZIP Codes

Zip Code
City
Population ↓
66547Wamego8,579
66536Saint Marys4,204
66535Saint George3,556
66549Westmoreland1,526
66521Onaga1,417
66422Emmett1,228
66520Olsburg635
66432Havensville540
66407Belvue298

Overview of ZIP Codes in Pottawatomie County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
9
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 9 ZCTAs in Pottawatomie County, Kansas (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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