ZIP Code 49420

49420 is one of Michigan's ZIP codes, delivering to addresses in Hart, Oceana County.

City: Hart
County: Oceana County
State: Michigan
Prefix: 494xx

Where this code sits

49420 is part of the 494xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hart.

Hart Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 49420 delivers to without sharing its boundary.

231 Area code 231

ZIP codes nearest 49420

The ZIP codes whose reference points sit closest to 49420.
ZIP code	Distance	Delivers to
ZIP code 49436	7.1 mi	Mears, MI
ZIP code 49455	7.2 mi	Shelby, MI
ZIP code 49449	8.9 mi	Pentwater, MI
ZIP code 49446	11 mi	New Era, MI
ZIP code 49459	12 mi	Walkerville, MI
ZIP code 49452	14 mi	Rothbury, MI
ZIP code 49421	15 mi	Hesperia, MI
ZIP code 49405	17 mi	Custer, 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 49420, plotted from its record coordinates.

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

Scope ZIP code 49420. 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.