ZIP Code 43931

43931 is one of Ohio's ZIP codes, delivering to addresses in Hannibal, Monroe County.

City: Hannibal
County: Monroe County
State: Ohio
Prefix: 439xx

Where this code sits

43931 is part of the 439xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hannibal.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 43931 delivers to without sharing its boundary.

ZIP codes nearest 43931

The ZIP codes whose reference points sit closest to 43931.
ZIP code	Distance	Delivers to
ZIP code 26155	1.0 mi	New Martinsville, WV
ZIP code 43946	3.0 mi	Sardis, OH
ZIP code 26159	5.2 mi	Paden City, WV
ZIP code 26055	6.9 mi	Proctor, WV
ZIP code 26162	7.9 mi	Porters Falls, WV
ZIP code 43914	8.0 mi	Cameron, OH
ZIP code 43752	8.1 mi	Laings, OH
ZIP code 43915	8.2 mi	Clarington, 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 43931, plotted from its record coordinates.

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

Scope ZIP code 43931. 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.