ZIP Code 60451

60451 is one of Illinois's ZIP codes, delivering to addresses in New Lenox, Will County.

City: New Lenox
County: Will County
State: Illinois
Prefix: 604xx

Where this code sits

60451 is part of the 604xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to New Lenox.

New Lenox Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 60451 delivers to without sharing its boundary.

ZIP codes nearest 60451

The ZIP codes whose reference points sit closest to 60451.
ZIP code	Distance	Delivers to
ZIP code 60431	2.7 mi	Joliet, IL
ZIP code 60448	4.2 mi	Mokena, IL
ZIP code 60433	4.9 mi	Joliet, IL
ZIP code 60432	5.3 mi	Joliet, IL
ZIP code 60442	5.4 mi	Manhattan, IL
ZIP code 60434	6.4 mi	Joliet, IL
ZIP code 60491	6.6 mi	Homer Glen, IL
ZIP code 60423	7.2 mi	Frankfort, 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 60451, plotted from its record coordinates.

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

Scope ZIP code 60451. 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.