ZIP Code 45361

45361 is one of Ohio's ZIP codes, delivering to addresses in Potsdam, Miami County.

City: Potsdam
County: Miami County
State: Ohio
Prefix: 453xx

Where this code sits

45361 is part of the 453xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Potsdam.

Potsdam Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45361 delivers to without sharing its boundary.

ZIP codes nearest 45361

The ZIP codes whose reference points sit closest to 45361.
ZIP code	Distance	Delivers to
ZIP code 45337	1.3 mi	Laura, OH
ZIP code 45354	4.1 mi	Phillipsburg, OH
ZIP code 45358	4.1 mi	Pitsburg, OH
ZIP code 45339	4.6 mi	Ludlow Falls, OH
ZIP code 45383	4.8 mi	West Milton, OH
ZIP code 45378	5.7 mi	Verona, OH
ZIP code 45304	6.4 mi	Arcanum, OH
ZIP code 45359	7.2 mi	Pleasant Hill, 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 45361, plotted from its record coordinates.

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

Scope ZIP code 45361. 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.