ZIP Code 62037

62037 is one of Illinois's ZIP codes, delivering to addresses in Grafton, Jersey County.

City: Grafton
County: Jersey County
State: Illinois
Prefix: 620xx

Where this code sits

62037 is part of the 620xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Grafton.

Grafton Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62037 delivers to without sharing its boundary.

ZIP codes nearest 62037

The ZIP codes whose reference points sit closest to 62037.
ZIP code	Distance	Delivers to
ZIP code 62028	5.1 mi	Elsah, IL
ZIP code 63373	5.8 mi	Portage Des Sioux, MO
ZIP code 62022	7.3 mi	Dow, IL
ZIP code 62031	9.0 mi	Fieldon, IL
ZIP code 62013	9.2 mi	Brussels, IL
ZIP code 62052	9.8 mi	Jerseyville, IL
ZIP code 62036	10 mi	Golden Eagle, IL
ZIP code 62035	13 mi	Godfrey, 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 62037, plotted from its record coordinates.

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

Scope ZIP code 62037. 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.