ZIP Code 45111

45111 is one of Ohio's ZIP codes, delivering to addresses in Camp Dennison, Hamilton County.

City: Camp Dennison
County: Hamilton County
State: Ohio
Prefix: 451xx

Where this code sits

45111 is part of the 451xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Camp Dennison.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45111 delivers to without sharing its boundary.

ZIP codes nearest 45111

The ZIP codes whose reference points sit closest to 45111.
ZIP code	Distance	Delivers to
ZIP code 45147	1.3 mi	Miamiville, OH
ZIP code 45174	2.7 mi	Terrace Park, OH
ZIP code 45243	3.1 mi	Cincinnati, OH
ZIP code 45150	3.7 mi	Milford, OH
ZIP code 45140	3.7 mi	Loveland, OH
ZIP code 45242	4.5 mi	Cincinnati, OH
ZIP code 45249	5.5 mi	Cincinnati, OH
ZIP code 45236	5.7 mi	Cincinnati, 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 45111, plotted from its record coordinates.

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

Scope ZIP code 45111. 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.