ZIP Code 61420

61420 is one of Illinois's ZIP codes, delivering to addresses in Blandinsville, McDonough County.

City: Blandinsville
County: McDonough County
State: Illinois
Prefix: 614xx

Where this code sits

61420 is part of the 614xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Blandinsville.

Blandinsville Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 61420 delivers to without sharing its boundary.

ZIP codes nearest 61420

The ZIP codes whose reference points sit closest to 61420.
ZIP code	Distance	Delivers to
ZIP code 61450	6.2 mi	La Harpe, IL
ZIP code 61475	7.1 mi	Sciota, IL
ZIP code 62374	9.5 mi	Tennessee, IL
ZIP code 61438	9.8 mi	Good Hope, IL
ZIP code 61471	10 mi	Raritan, IL
ZIP code 62326	10 mi	Colchester, IL
ZIP code 61455	11 mi	Macomb, IL
ZIP code 61454	13 mi	Lomax, 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 61420, plotted from its record coordinates.

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

Scope ZIP code 61420. 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.