ZIP Code 62831

62831 is one of Illinois's ZIP codes, delivering to addresses in Du Bois, Washington County.

City: Du Bois
County: Washington County
State: Illinois
Prefix: 628xx

Where this code sits

62831 is part of the 628xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Du Bois.

Du Bois Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62831 delivers to without sharing its boundary.

ZIP codes nearest 62831

The ZIP codes whose reference points sit closest to 62831.
ZIP code	Distance	Delivers to
ZIP code 62876	2.6 mi	Radom, IL
ZIP code 62808	5.8 mi	Ashley, IL
ZIP code 62888	6.0 mi	Tamaroa, IL
ZIP code 62883	7.4 mi	Scheller, IL
ZIP code 62894	9.5 mi	Waltonville, IL
ZIP code 62263	12 mi	Nashville, IL
ZIP code 62884	13 mi	Sesser, IL
ZIP code 62877	13 mi	Richview, 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 62831, plotted from its record coordinates.

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

Scope ZIP code 62831. 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.