ZIP Code 45504

45504 is one of Ohio's ZIP codes, delivering to addresses in Springfield, Clark County.

City: Springfield
County: Clark County
State: Ohio
Prefix: 455xx

Where this code sits

45504 is part of the 455xx range, the group of codes handled by one mail processing centre. Springfield is served by 6 ZIP codes in total; the full list, with the county each falls in, is on the Springfield page.

Springfield Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45504 delivers to without sharing its boundary.

ZIP codes nearest 45504

The ZIP codes whose reference points sit closest to 45504.
ZIP code	Distance	Delivers to
ZIP code 45501	1.5 mi	Springfield, OH
ZIP code 45502	1.8 mi	Springfield, OH
ZIP code 45506	2.1 mi	Springfield, OH
ZIP code 45503	3.0 mi	Springfield, OH
ZIP code 45505	3.3 mi	Springfield, OH
ZIP code 45372	5.1 mi	Tremont City, OH
ZIP code 45319	6.1 mi	Donnelsville, OH
ZIP code 45349	6.5 mi	North Hampton, 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 45504, plotted from its record coordinates.

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

Scope ZIP code 45504. 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.