ZIP Code 49457

49457 is one of Michigan's ZIP codes, delivering to addresses in Twin Lake, Muskegon County.

City: Twin Lake
County: Muskegon County
State: Michigan
Prefix: 494xx

Where this code sits

49457 is part of the 494xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Twin Lake.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 49457 delivers to without sharing its boundary.

231 Area code 231

ZIP codes nearest 49457

The ZIP codes whose reference points sit closest to 49457.
ZIP code	Distance	Delivers to
ZIP code 49445	6.6 mi	Muskegon, MI
ZIP code 49425	6.9 mi	Holton, MI
ZIP code 49442	7.6 mi	Muskegon, MI
ZIP code 49443	8.6 mi	Muskegon, MI
ZIP code 49440	8.7 mi	Muskegon, MI
ZIP code 49461	9.1 mi	Whitehall, MI
ZIP code 49444	11 mi	Muskegon, MI
ZIP code 49441	12 mi	Muskegon, 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 49457, plotted from its record coordinates.

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

Scope ZIP code 49457. 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.