1. Ariyan.in
  2. What is the zip code of Colby, WI, 54421

Colby (WI) Zip Code is 54421 Latest Details Mar, 2025

Updated: 14-03-2025

Colby (WI) zip Code is 54421, Postal Code details. Colby is located in state WI, United States.

Find Zip Code 54421 Details

ZIP code 54421 is located in Colby WI in the United States.

Postal Code United States Zip Code 54421 Latest update Colby, WI
Zip Code / Postal Code 54421

City

Colby

State Code

WI

County

Clark, United States

Postal Locations

Colby, WI - Zip Code is - 54421

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 54421 is an essential part of the postal system in Colby, WI. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Colby has a lot to offer.

FAQ about Zip Code 54421, Colby, (WI)

What is Zip code Colby?

Colby Zip Code: 54421, used by the Colby Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Clark, WI. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Colby?

Colby Postal Code is: 54421

Related Links