ZIP Code 61038

61038 is one of Illinois's ZIP codes, delivering to addresses in Garden Prairie, Boone County.

City: Garden Prairie
County: Boone County
State: Illinois
Prefix: 610xx

Where this code sits

61038 is part of the 610xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Garden Prairie.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 61038 delivers to without sharing its boundary.

ZIP codes nearest 61038

The ZIP codes whose reference points sit closest to 61038.
ZIP code	Distance	Delivers to
ZIP code 61008	5.5 mi	Belvidere, IL
ZIP code 60152	7.0 mi	Marengo, IL
ZIP code 61065	9.0 mi	Poplar Grove, IL
ZIP code 60145	10 mi	Kingston, IL
ZIP code 61012	11 mi	Capron, IL
ZIP code 60135	11 mi	Genoa, IL
ZIP code 61016	11 mi	Cherry Valley, IL
ZIP code 60180	11 mi	Union, IL

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 61038, plotted from its record coordinates.

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

Scope ZIP code 61038. 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.