ZIP Code 48118

48118 is one of Michigan's ZIP codes, delivering to addresses in Chelsea, Washtenaw County.

City: Chelsea
County: Washtenaw County
State: Michigan
Prefix: 481xx

Where this code sits

48118 is part of the 481xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Chelsea.

Chelsea Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48118 delivers to without sharing its boundary.

734 Area code 734

ZIP codes nearest 48118

The ZIP codes whose reference points sit closest to 48118.
ZIP code	Distance	Delivers to
ZIP code 48130	7.3 mi	Dexter, MI
ZIP code 49240	8.9 mi	Grass Lake, MI
ZIP code 48106	11 mi	Ann Arbor, MI
ZIP code 48107	11 mi	Ann Arbor, MI
ZIP code 48113	11 mi	Ann Arbor, MI
ZIP code 48158	11 mi	Manchester, MI
ZIP code 48169	12 mi	Pinckney, MI
ZIP code 49259	12 mi	Munith, 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 48118, plotted from its record coordinates.

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

Scope ZIP code 48118. 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.