ZIP Code 60403

60403 is one of Illinois's ZIP codes, delivering to addresses in Crest Hill, Will County.

City: Crest Hill
County: Will County
State: Illinois
Prefix: 604xx

Where this code sits

60403 is part of the 604xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Crest Hill.

Crest Hill Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 60403 delivers to without sharing its boundary.

ZIP codes nearest 60403

The ZIP codes whose reference points sit closest to 60403.
ZIP code	Distance	Delivers to
ZIP code 60435	1.7 mi	Joliet, IL
ZIP code 60434	2.2 mi	Joliet, IL
ZIP code 60432	2.4 mi	Joliet, IL
ZIP code 60441	3.6 mi	Lockport, IL
ZIP code 60433	3.7 mi	Joliet, IL
ZIP code 60436	5.5 mi	Joliet, IL
ZIP code 60544	6.1 mi	Plainfield, IL
ZIP code 60446	6.1 mi	Romeoville, 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 60403, plotted from its record coordinates.

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

Scope ZIP code 60403. 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.