ZIP Code 45865

45865 is one of Ohio's ZIP codes, delivering to addresses in Minster, Auglaize County.

City: Minster
County: Auglaize County
State: Ohio
Prefix: 458xx

Where this code sits

45865 is part of the 458xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Minster.

Minster Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45865 delivers to without sharing its boundary.

ZIP codes nearest 45865

The ZIP codes whose reference points sit closest to 45865.
ZIP code	Distance	Delivers to
ZIP code 45869	3.3 mi	New Bremen, OH
ZIP code 45845	4.2 mi	Fort Loramie, OH
ZIP code 45336	6.8 mi	Kettlersville, OH
ZIP code 45826	7.1 mi	Chickasaw, OH
ZIP code 45860	7.2 mi	Maria Stein, OH
ZIP code 45388	7.3 mi	Yorkshire, OH
ZIP code 45351	7.4 mi	Osgood, OH
ZIP code 45871	8.4 mi	New Knoxville, 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 45865, plotted from its record coordinates.

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

Scope ZIP code 45865. 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.