ZIP Code 62237

62237 is one of Illinois's ZIP codes, delivering to addresses in Coulterville, Randolph County.

City: Coulterville
County: Randolph County
State: Illinois
Prefix: 622xx

Where this code sits

62237 is part of the 622xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Coulterville.

Coulterville Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62237 delivers to without sharing its boundary.

ZIP codes nearest 62237

The ZIP codes whose reference points sit closest to 62237.
ZIP code	Distance	Delivers to
ZIP code 62292	3.4 mi	Tilden, IL
ZIP code 62286	4.3 mi	Sparta, IL
ZIP code 62268	6.3 mi	Oakdale, IL
ZIP code 62257	7.4 mi	Marissa, IL
ZIP code 62238	10 mi	Cutler, IL
ZIP code 62217	11 mi	Baldwin, IL
ZIP code 62272	11 mi	Percy, IL
ZIP code 62255	11 mi	Lenzburg, 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 62237, plotted from its record coordinates.

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

Scope ZIP code 62237. 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.