Jefferson County, Kansas ZIP Codes

9 ZIP Codes

Zip Code
City
Population ↓
66512Meriden3,678
66054McLouth2,777
66088Valley Falls2,697
66066Oskaloosa2,432
66073Perry2,263
66070Ozawkie1,944
66060Nortonville1,325
66097Winchester995
66429Grantville379

Overview of ZIP Codes in Jefferson 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 Jefferson County, Kansas (US Census).

Sources

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

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