ZIP Code 62537

62537 is one of Illinois's ZIP codes, delivering to addresses in Harristown, Macon County.

City: Harristown
County: Macon County
State: Illinois
Prefix: 625xx

Where this code sits

62537 is part of the 625xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Harristown.

Harristown Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62537 delivers to without sharing its boundary.

ZIP codes nearest 62537

The ZIP codes whose reference points sit closest to 62537.
ZIP code	Distance	Delivers to
ZIP code 62551	4.5 mi	Niantic, IL
ZIP code 62522	5.3 mi	Decatur, IL
ZIP code 62524	5.5 mi	Decatur, IL
ZIP code 62525	5.5 mi	Decatur, IL
ZIP code 62573	6.2 mi	Warrensburg, IL
ZIP code 62514	6.8 mi	Boody, IL
ZIP code 62523	7.1 mi	Decatur, IL
ZIP code 62521	7.4 mi	Decatur, 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 62537, plotted from its record coordinates.

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

Scope ZIP code 62537. 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.