ZIP Code 45734

45734 is one of Ohio's ZIP codes, delivering to addresses in Graysville, Monroe County.

City: Graysville
County: Monroe County
State: Ohio
Prefix: 457xx

Where this code sits

45734 is part of the 457xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Graysville.

Graysville Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45734 delivers to without sharing its boundary.

ZIP codes nearest 45734

The ZIP codes whose reference points sit closest to 45734.
ZIP code	Distance	Delivers to
ZIP code 43786	6.0 mi	Stafford, OH
ZIP code 43754	7.7 mi	Lewisville, OH
ZIP code 43793	8.3 mi	Woodsfield, OH
ZIP code 43752	9.9 mi	Laings, OH
ZIP code 45789	9.9 mi	Wingett Run, OH
ZIP code 45767	10 mi	New Matamoras, OH
ZIP code 43788	13 mi	Summerfield, OH
ZIP code 26175	13 mi	Sistersville, WV

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 45734, plotted from its record coordinates.

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

Scope ZIP code 45734. 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.