ZIP Code 49031

49031 is one of Michigan's ZIP codes, delivering to addresses in Cassopolis, Cass County.

City: Cassopolis
County: Cass County
State: Michigan
Prefix: 490xx

Where this code sits

49031 is part of the 490xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Cassopolis.

Cassopolis Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 49031 delivers to without sharing its boundary.

269 Area code 269

ZIP codes nearest 49031

The ZIP codes whose reference points sit closest to 49031.
ZIP code	Distance	Delivers to
ZIP code 49095	6.0 mi	Vandalia, MI
ZIP code 49112	7.5 mi	Edwardsburg, MI
ZIP code 49061	8.2 mi	Jones, MI
ZIP code 49047	9.1 mi	Dowagiac, MI
ZIP code 49130	11 mi	Union, MI
ZIP code 46514	13 mi	Elkhart, IN
ZIP code 46530	13 mi	Granger, IN
ZIP code 49067	13 mi	Marcellus, 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 49031, plotted from its record coordinates.

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

Scope ZIP code 49031. 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.