Buffalo County, Wisconsin ZIP Codes

5 ZIP Codes

Zip Code
City
Population ↓
54755Mondovi7,389
54629Fountain City2,595
54622Cochrane2,147
54610Alma1,564
54756Nelson946

Overview of ZIP Codes in Buffalo 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.
5
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 5 ZCTAs in Buffalo County, Wisconsin (US Census).

Sources

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

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