ZIP Code 48309

48309 is one of Michigan's ZIP codes, delivering to addresses in Rochester, Oakland County.

City: Rochester
County: Oakland County
State: Michigan
Prefix: 483xx

Where this code sits

48309 is part of the 483xx range, the group of codes handled by one mail processing centre. Rochester is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Rochester page.

Rochester Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48309 delivers to without sharing its boundary.

ZIP codes nearest 48309

The ZIP codes whose reference points sit closest to 48309.
ZIP code	Distance	Delivers to
ZIP code 48326	2.7 mi	Auburn Hills, MI
ZIP code 48308	2.8 mi	Rochester, MI
ZIP code 48307	3.1 mi	Rochester, MI
ZIP code 48098	4.4 mi	Troy, MI
ZIP code 48306	4.6 mi	Rochester, MI
ZIP code 48342	5.0 mi	Pontiac, MI
ZIP code 48099	5.2 mi	Troy, MI
ZIP code 48085	5.4 mi	Troy, 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 48309, plotted from its record coordinates.

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

Scope ZIP code 48309. 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.