ZIP Code 45740

45740 is one of Ohio's ZIP codes, delivering to addresses in Jacksonville, Athens County.

City: Jacksonville
County: Athens County
State: Ohio
Prefix: 457xx

Where this code sits

45740 is part of the 457xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Jacksonville.

Jacksonville Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45740 delivers to without sharing its boundary.

ZIP codes nearest 45740

The ZIP codes whose reference points sit closest to 45740.
ZIP code	Distance	Delivers to
ZIP code 45782	0.5 mi	Trimble, OH
ZIP code 45732	1.5 mi	Glouster, OH
ZIP code 45761	5.1 mi	Millfield, OH
ZIP code 43144	5.3 mi	Murray City, OH
ZIP code 45716	5.6 mi	Buchtel, OH
ZIP code 45719	6.0 mi	Chauncey, OH
ZIP code 45711	7.7 mi	Amesville, OH
ZIP code 45780	8.2 mi	The Plains, 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 45740, plotted from its record coordinates.

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

Scope ZIP code 45740. 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.