ZIP Code 49345

49345 is one of Michigan's ZIP codes, delivering to addresses in Sparta, Kent County.

City: Sparta
County: Kent County
State: Michigan
Prefix: 493xx

Where this code sits

49345 is part of the 493xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Sparta.

Sparta Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 49345 delivers to without sharing its boundary.

616 Area code 616

ZIP codes nearest 49345

The ZIP codes whose reference points sit closest to 49345.
ZIP code	Distance	Delivers to
ZIP code 49330	5.8 mi	Kent City, MI
ZIP code 49351	7.1 mi	Rockford, MI
ZIP code 49321	7.2 mi	Comstock Park, MI
ZIP code 49319	8.3 mi	Cedar Springs, MI
ZIP code 49403	8.4 mi	Conklin, MI
ZIP code 49306	8.7 mi	Belmont, MI
ZIP code 49318	8.7 mi	Casnovia, MI
ZIP code 49341	9.4 mi	Rockford, 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 49345, plotted from its record coordinates.

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

Scope ZIP code 49345. 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.