ZIP Code 62374

62374 is one of Illinois's ZIP codes, delivering to addresses in Tennessee, McDonough County.

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

Where this code sits

62374 is part of the 623xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Tennessee.

Tennessee Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62374 delivers to without sharing its boundary.

ZIP codes nearest 62374

The ZIP codes whose reference points sit closest to 62374.
ZIP code	Distance	Delivers to
ZIP code 62326	3.7 mi	Colchester, IL
ZIP code 62367	8.6 mi	Plymouth, IL
ZIP code 61420	9.5 mi	Blandinsville, IL
ZIP code 61455	9.9 mi	Macomb, IL
ZIP code 62321	13 mi	Carthage, IL
ZIP code 61450	13 mi	La Harpe, IL
ZIP code 61475	13 mi	Sciota, IL
ZIP code 62311	14 mi	Augusta, 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 62374, plotted from its record coordinates.

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

Scope ZIP code 62374. 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.