ZIP Code 45644

45644 is one of Ohio's ZIP codes, delivering to addresses in Kingston, Ross County.

City: Kingston
County: Ross County
State: Ohio
Prefix: 456xx

Where this code sits

45644 is part of the 456xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Kingston.

Kingston Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45644 delivers to without sharing its boundary.

ZIP codes nearest 45644

The ZIP codes whose reference points sit closest to 45644.
ZIP code	Distance	Delivers to
ZIP code 45633	5.6 mi	Hallsville, OH
ZIP code 43101	5.7 mi	Adelphi, OH
ZIP code 43135	7.2 mi	Laurelville, OH
ZIP code 43156	8.7 mi	Tarlton, OH
ZIP code 45601	10 mi	Chillicothe, OH
ZIP code 43154	12 mi	Stoutsville, OH
ZIP code 43113	12 mi	Circleville, OH
ZIP code 45647	12 mi	Londonderry, 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 45644, plotted from its record coordinates.

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

Scope ZIP code 45644. 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.