ZIP Code 48434

48434 is one of Michigan's ZIP codes, delivering to addresses in Forestville, Sanilac County.

City: Forestville
County: Sanilac County
State: Michigan
Prefix: 484xx

Where this code sits

48434 is part of the 484xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Forestville.

Forestville Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48434 delivers to without sharing its boundary.

989 Area code 989

ZIP codes nearest 48434

The ZIP codes whose reference points sit closest to 48434.
ZIP code	Distance	Delivers to
ZIP code 48465	5.1 mi	Palms, MI
ZIP code 48456	6.0 mi	Minden City, MI
ZIP code 48470	8.3 mi	Ruth, MI
ZIP code 48427	12 mi	Deckerville, MI
ZIP code 48441	12 mi	Harbor Beach, MI
ZIP code 48469	16 mi	Port Sanilac, MI
ZIP code 48419	16 mi	Carsonville, MI
ZIP code 48475	18 mi	Ubly, 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 48434, plotted from its record coordinates.

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

Scope ZIP code 48434. 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.