In which county is ZIP code 54923 located?

ZIP 54923 is listed under Green Lake, WI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 54923: Berlin, WI

ZIP: 54923

County: Green Lake

Coordinates: 43.97690, -88.94900

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Berlin, WI postal area 54923. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Berlin
ZIP Code	54923
County	Green Lake
State	WI
Latitude / Longitude	43.97690, -88.94900
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 54923 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 54923 are listed as 43.97690 / -88.94900, useful for GPS and service checks in and around Berlin, WI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 54923 for mail delivery and general location reference in Green Lake, WI.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Berlin within WI.

Frequently Asked Questions

What is the primary city for ZIP code 54923?

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

In which county is 54923 located?

ZIP code 54923 is situated within Green Lake, WI.

What are the coordinates for 54923?

The approximate center point is 43.97690 (Latitude) and -88.94900 (Longitude).

Is ZIP code 54923 active?

This page lists ZIP 54923 as Listed based on the latest refresh date shown above.

Does ZIP 54923 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