Lyon County, Kansas ZIP Codes

Zip Code
City
Population ↓
66801Emporia27,585
66835Americus1,202
66865Olpe1,105
66854Hartford1,007
66833Allen641
66868Reading620
66864Neosho Rapids375
66830Admire203

Overview of ZIP Codes in Lyon 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.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Lyon County, Kansas (US Census).

Sources

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

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