ZIP Code 45003

45003 is one of Ohio's ZIP codes, delivering to addresses in College Corner, Butler County.

City: College Corner
County: Butler County
State: Ohio
Prefix: 450xx

Where this code sits

45003 is part of the 450xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to College Corner.

College Corner Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45003 delivers to without sharing its boundary.

ZIP codes nearest 45003

The ZIP codes whose reference points sit closest to 45003.
ZIP code	Distance	Delivers to
ZIP code 47003	0.8 mi	West College Corner, IN
ZIP code 47010	5.5 mi	Bath, IN
ZIP code 45056	5.7 mi	Oxford, OH
ZIP code 47353	6.1 mi	Liberty, IN
ZIP code 45064	9.9 mi	Somerville, OH
ZIP code 45311	11 mi	Camden, OH
ZIP code 45004	11 mi	Collinsville, OH
ZIP code 47324	12 mi	Boston, IN

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 45003, plotted from its record coordinates.

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

Scope ZIP code 45003. 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.