Dunn County, Wisconsin ZIP Codes

Zip Code
City
Population ↓
54751Menomonie26,193
54730Colfax5,578
54739Elk Mound5,549
54725Boyceville2,844
54749Knapp1,410
54772Wheeler1,164
54763Ridgeland1,120
54734Downing772
54737Eau Galle562

Overview of ZIP Codes in Dunn 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 Dunn County, Wisconsin (US Census).

Sources

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

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