In which county is ZIP code 54858 located?

ZIP 54858 is listed under Polk, WI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 54858: Milltown, WI

ZIP: 54858

County: Polk

Coordinates: 45.52710, -92.50170

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Milltown, WI postal area 54858. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Milltown
ZIP Code	54858
County	Polk
State	WI
Latitude / Longitude	45.52710, -92.50170
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 54858 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 54858 are listed as 45.52710 / -92.50170, useful for GPS and service checks in and around Milltown, WI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 54858 for mail delivery and general location reference in Polk, WI.

Some addresses near Milltown may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Milltown within WI.

Frequently Asked Questions

What is the primary city for ZIP code 54858?

The primary city for this ZIP code is Milltown, located in WI.

In which county is 54858 located?

ZIP code 54858 is situated within Polk, WI.

What are the coordinates for 54858?

The approximate center point is 45.52710 (Latitude) and -92.50170 (Longitude).

Is ZIP code 54858 active?

This page lists ZIP 54858 as Listed based on the latest refresh date shown above.

Does ZIP 54858 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08