ZIP code 54421 is located in Colby, Wisconsin. This area is part of the WI postal region.
Colby is served by ZIP code 54421. The timezone for this area is America/Chicago.
54421 Overview
Colby, Wisconsin
ZIP BOUNDARY
Geographic Information
STATE
Wisconsin (WI)
CITY
Colby
TIMEZONE
America/Chicago
COORDINATES
44.8987, -90.2953
About ZIP Code 54421
Frequently Asked Questions
What city is ZIP code 54421 in?
54421 is in Colby, Wisconsin.
What state is 54421 in?
ZIP code 54421 is in Wisconsin (WI).
What is the timezone for 54421?
The timezone is America/Chicago.
Data Disclaimer
Data is for informational purposes only. Please verify through official sources like USPS.