ZIP Code 45656

45656 is one of Ohio's ZIP codes, delivering to addresses in Oak Hill, Jackson County.

City: Oak Hill
County: Jackson County
State: Ohio
Prefix: 456xx

Where this code sits

45656 is part of the 456xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oak Hill.

Oak Hill Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45656 delivers to without sharing its boundary.

ZIP codes nearest 45656

The ZIP codes whose reference points sit closest to 45656.
ZIP code	Distance	Delivers to
ZIP code 45682	8.7 mi	South Webster, OH
ZIP code 45685	9.9 mi	Thurman, OH
ZIP code 45640	11 mi	Jackson, OH
ZIP code 45677	11 mi	Scioto Furnace, OH
ZIP code 45674	11 mi	Rio Grande, OH
ZIP code 45658	12 mi	Patriot, OH
ZIP code 45688	13 mi	Waterloo, OH
ZIP code 45686	14 mi	Vinton, 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 45656, plotted from its record coordinates.

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

Scope ZIP code 45656. 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.