ZIP Code 44423

44423 is one of Ohio's ZIP codes, delivering to addresses in Hanoverton, Columbiana County.

City: Hanoverton
County: Columbiana County
State: Ohio
Prefix: 444xx

Where this code sits

44423 is part of the 444xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hanoverton.

Hanoverton Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 44423 delivers to without sharing its boundary.

ZIP codes nearest 44423

The ZIP codes whose reference points sit closest to 44423.
ZIP code	Distance	Delivers to
ZIP code 44493	3.9 mi	Winona, OH
ZIP code 44427	4.3 mi	Kensington, OH
ZIP code 44625	5.5 mi	East Rochester, OH
ZIP code 44665	5.9 mi	North Georgetown, OH
ZIP code 43962	6.7 mi	Summitville, OH
ZIP code 44634	7.4 mi	Homeworth, OH
ZIP code 44432	8.2 mi	Lisbon, OH
ZIP code 44607	8.2 mi	Augusta, OH

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 44423, plotted from its record coordinates.

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

Scope ZIP code 44423. 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.