Cass County, Illinois ZIP Codes

6 ZIP Codes

Zip Code
City
Population ↓
62618Beardstown7,428
62691Virginia2,349
62612Ashland1,398
62611Arenzville1,047
62627Chandlerville1,006
62622Bluff Springs100

Overview of ZIP Codes in Cass 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.
6
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 6 ZCTAs in Cass County, Illinois (US Census).

Sources

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

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