ZIP Code 54421 – Colby, Wisconsin | ZipsCode.us
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ZIP Code 54421
Colby, Wisconsin · Clark
ZIP code 54421 belongs to the city of Colby in Wisconsin (Clark). See all Wisconsin ZIP Codes.
ZIP code 54421 belongs to Colby, Wisconsin, in Clark. If you are mailing a letter or package to this area, use Colby, WI 54421 in the address. On this page you will find the city and county for 54421, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 54421?
The city for ZIP code 54421 is Colby, Wisconsin. When you write an address in this area, the correct format is: Name, Street Address, Colby, WI 54421.
ZIP Code 54421 County and State
ZIP code 54421 is located in Clark, Wisconsin. For a complete list of cities and ZIP codes across the state, see the Wisconsin ZIP Codes page.
Nearby ZIP Codes in Clark
These ZIP codes are in the same county as 54421:
ZIP Code 54421 on the Map
The map below shows the approximate center of ZIP code 54421, near Colby, Wisconsin. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 44.9117, -90.3144). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 54421
According to public U.S. Census Bureau data, ZIP code 54421 is home to a community in Wisconsin. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 54421
Need the full ZIP+4 code for a specific street address in Colby? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 54421?
ZIP code 54421 is for Colby, Wisconsin.
What county is ZIP code 54421 in?
ZIP code 54421 is in Clark, Wisconsin.
What state is ZIP code 54421 in?
ZIP code 54421 is in Wisconsin (WI).
How do I find the ZIP+4 for an address in 54421?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 54421?
Nearby ZIP codes include 54405 (Abbotsford), 54420 (Chili), 54422 (Curtiss), 54425 (Dorchester), 54436 (Granton).
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