ZIP Code 49948

49948 is one of Michigan's ZIP codes, delivering to addresses in Mass City, Ontonagon County.

City: Mass City
County: Ontonagon County
State: Michigan
Prefix: 499xx

Where this code sits

49948 is part of the 499xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mass City.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 49948 delivers to without sharing its boundary.

906 Area code 906

ZIP codes nearest 49948

The ZIP codes whose reference points sit closest to 49948.
ZIP code	Distance	Delivers to
ZIP code 49929	3.3 mi	Greenland, MI
ZIP code 49960	6.2 mi	Rockland, MI
ZIP code 49952	9.0 mi	Nisula, MI
ZIP code 49953	15 mi	Ontonagon, MI
ZIP code 49965	15 mi	Toivola, MI
ZIP code 49912	16 mi	Bruce Crossing, MI
ZIP code 49967	18 mi	Trout Creek, MI
ZIP code 49925	19 mi	Ewen, MI

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 49948, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 49948. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.