ZIP Code 49644

49644 is one of Michigan's ZIP codes, delivering to addresses in Irons, Lake County.

City: Irons
County: Lake County
State: Michigan
Prefix: 496xx

Where this code sits

49644 is part of the 496xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Irons.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 49644 delivers to without sharing its boundary.

231 Area code 231

ZIP codes nearest 49644

The ZIP codes whose reference points sit closest to 49644.
ZIP code	Distance	Delivers to
ZIP code 49689	8.1 mi	Wellston, MI
ZIP code 49402	12 mi	Branch, MI
ZIP code 49656	13 mi	Luther, MI
ZIP code 49458	13 mi	Walhalla, MI
ZIP code 49619	14 mi	Brethren, MI
ZIP code 49410	14 mi	Fountain, MI
ZIP code 49304	15 mi	Baldwin, MI
ZIP code 49411	16 mi	Free Soil, 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 49644, plotted from its record coordinates.

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

Scope ZIP code 49644. 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.