Ansonia Ohio ZIP Codes

Ansonia holds a single ZIP code.

Every ZIP code in Ansonia

The complete list of Ansonia, Ohio ZIP codes with the county each falls in.
ZIP code	County
45303	Darke County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Ansonia codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Ansonia. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Ansonia ZIP code begins 453. Those first three digits identify the sectional center facility that processes mail for this part of Ohio. Statewide that range covers 80 ZIP codes, so Ansonia accounts for 1% of it.

Every Ohio ZIP prefix and the region it covers →

Area codes covering Ansonia

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Ansonia occupies.

Ansonia Ohio area codes in full →

Where Ansonia's ZIP codes sit

Each point is one Ansonia ZIP code, plotted from its record coordinates.

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

Cities near Ansonia

The closest places to Ansonia with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Rossburg Ohio ZIP codes	4.6 mi	1 ZIP code
Greenville Ohio ZIP codes	7.5 mi	1 ZIP code
Versailles Ohio ZIP codes	8.0 mi	1 ZIP code
North Star Ohio ZIP codes	8.4 mi	1 ZIP code
New Weston Ohio ZIP codes	8.6 mi	1 ZIP code
Burkettsville Ohio ZIP codes	9.7 mi	1 ZIP code
Gettysburg Ohio ZIP codes	9.9 mi	1 ZIP code
Yorkshire Ohio ZIP codes	11 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance.