ZIP Code 48418

48418 is one of Michigan's ZIP codes, delivering to addresses in Byron, Shiawassee County.

City: Byron
County: Shiawassee County
State: Michigan
Prefix: 484xx

Where this code sits

48418 is part of the 484xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Byron.

Byron Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48418 delivers to without sharing its boundary.

ZIP codes nearest 48418

The ZIP codes whose reference points sit closest to 48418.
ZIP code	Distance	Delivers to
ZIP code 48816	3.4 mi	Cohoctah, MI
ZIP code 48436	6.8 mi	Gaines, MI
ZIP code 48429	7.3 mi	Durand, MI
ZIP code 48855	8.7 mi	Howell, MI
ZIP code 48451	8.8 mi	Linden, MI
ZIP code 48414	9.1 mi	Bancroft, MI
ZIP code 48476	9.8 mi	Vernon, MI
ZIP code 48857	11 mi	Morrice, 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 48418, plotted from its record coordinates.

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

Scope ZIP code 48418. 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.