In which county is ZIP code 49948 located?

ZIP 49948 is listed under Ontonagon, MI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 49948: Mass City, MI

ZIP: 49948

County: Ontonagon

Coordinates: 46.74740, -89.06490

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 49948, serving Mass City in MI. It lies in Ontonagon and supports delivery, planning, and address verification.

Primary City	Mass City
ZIP Code	49948
County	Ontonagon
State	MI
Latitude / Longitude	46.74740, -89.06490
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 49948 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 49948 is commonly represented around 46.74740, -89.06490. These coordinates help identify the general area within Ontonagon, MI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 49948 for mail delivery and general location reference in Ontonagon, MI.

This ZIP may extend beyond the city core into nearby communities within Ontonagon.

Related ZIP Codes (Nearby)

Explore other postal codes near Mass City within MI.

Frequently Asked Questions

What is the primary city for ZIP code 49948?

The primary city for this ZIP code is Mass City, located in MI.

In which county is 49948 located?

ZIP code 49948 is situated within Ontonagon, MI.

What are the coordinates for 49948?

The approximate center point is 46.74740 (Latitude) and -89.06490 (Longitude).

Is ZIP code 49948 active?

This page lists ZIP 49948 as Listed based on the latest refresh date shown above.

Does ZIP 49948 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