ZIP Code 48137

48137 is one of Michigan's ZIP codes, delivering to addresses in Gregory, Livingston County.

City: Gregory
County: Livingston County
State: Michigan
Prefix: 481xx

Where this code sits

48137 is part of the 481xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Gregory.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48137 delivers to without sharing its boundary.

ZIP codes nearest 48137

The ZIP codes whose reference points sit closest to 48137.
ZIP code	Distance	Delivers to
ZIP code 49285	5.2 mi	Stockbridge, MI
ZIP code 48169	9.3 mi	Pinckney, MI
ZIP code 48819	11 mi	Dansville, MI
ZIP code 48836	11 mi	Fowlerville, MI
ZIP code 48844	12 mi	Howell, MI
ZIP code 48843	12 mi	Howell, MI
ZIP code 49259	12 mi	Munith, MI
ZIP code 48892	12 mi	Webberville, 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 48137, plotted from its record coordinates.

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

Scope ZIP code 48137. 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.