In which county is ZIP code 54139 located?

ZIP 54139 is listed under Oconto, WI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 54139: Lena, WI

ZIP: 54139

County: Oconto

Coordinates: 44.95600, -88.07500

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 54139, serving Lena in WI. It lies in Oconto and supports delivery, planning, and address verification.

Primary City	Lena
ZIP Code	54139
County	Oconto
State	WI
Latitude / Longitude	44.95600, -88.07500
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 54139 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 54139 is commonly represented around 44.95600, -88.07500. These coordinates help identify the general area within Oconto, WI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 54139 for mail delivery and general location reference in Oconto, WI.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Lena.

Related ZIP Codes (Nearby)

Explore other postal codes near Lena within WI.

Frequently Asked Questions

What is the primary city for ZIP code 54139?

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

In which county is 54139 located?

ZIP code 54139 is situated within Oconto, WI.

What are the coordinates for 54139?

The approximate center point is 44.95600 (Latitude) and -88.07500 (Longitude).

Is ZIP code 54139 active?

This page lists ZIP 54139 as Listed based on the latest refresh date shown above.

Does ZIP 54139 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