ZIP Code 61920

61920 is one of Illinois's ZIP codes, delivering to addresses in Charleston, Coles County.

City: Charleston
County: Coles County
State: Illinois
Prefix: 619xx

Where this code sits

61920 is part of the 619xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Charleston.

Charleston Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 61920 delivers to without sharing its boundary.

ZIP codes nearest 61920

The ZIP codes whose reference points sit closest to 61920.
ZIP code	Distance	Delivers to
ZIP code 62440	7.5 mi	Lerna, IL
ZIP code 61912	8.0 mi	Ashmore, IL
ZIP code 62435	8.6 mi	Janesville, IL
ZIP code 62474	9.8 mi	Westfield, IL
ZIP code 61938	11 mi	Mattoon, IL
ZIP code 61931	11 mi	Humboldt, IL
ZIP code 62469	11 mi	Trilla, IL
ZIP code 61933	14 mi	Kansas, 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 61920, plotted from its record coordinates.

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

Scope ZIP code 61920. 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.