Clay County, Illinois ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
62839Flora6,183
62858Louisville3,554
62899Xenia2,022
62824Clay City1,485
62426Edgewood778
62434Ingraham191
62879Sailor Springs28

Overview of ZIP Codes in Clay 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.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Clay County, Illinois (US Census).

Sources

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

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