ZIP Code 62326

62326 is one of Illinois's ZIP codes, delivering to addresses in Colchester, McDonough County.

City: Colchester
County: McDonough County
State: Illinois
Prefix: 623xx

Where this code sits

62326 is part of the 623xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Colchester.

Colchester Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62326 delivers to without sharing its boundary.

ZIP codes nearest 62326

The ZIP codes whose reference points sit closest to 62326.
ZIP code	Distance	Delivers to
ZIP code 62374	3.7 mi	Tennessee, IL
ZIP code 61455	6.4 mi	Macomb, IL
ZIP code 61420	10 mi	Blandinsville, IL
ZIP code 61440	11 mi	Industry, IL
ZIP code 61438	11 mi	Good Hope, IL
ZIP code 62367	12 mi	Plymouth, IL
ZIP code 61475	12 mi	Sciota, IL
ZIP code 61416	13 mi	Bardolph, 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 62326, plotted from its record coordinates.

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

Scope ZIP code 62326. 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.