Delphos Ohio ZIP Codes

Delphos holds a single ZIP code.

Every ZIP code in Delphos

The complete list of Delphos, Ohio ZIP codes with the county each falls in.
ZIP code	County
45833	Allen 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Delphos codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Delphos. 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 Delphos ZIP code begins 458. Those first three digits identify the sectional center facility that processes mail for this part of Ohio. Statewide that range covers 85 ZIP codes, so Delphos accounts for 1% of it.

Every Ohio ZIP prefix and the region it covers →

Area codes covering Delphos

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 Delphos occupies.

Delphos Ohio area codes in full →

Where Delphos's ZIP codes sit

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

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

Cities near Delphos

The closest places to Delphos with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Fort Jennings Ohio ZIP codes	4.5 mi	1 ZIP code
Middle Point Ohio ZIP codes	5.8 mi	1 ZIP code
Ottoville Ohio ZIP codes	6.1 mi	1 ZIP code
Venedocia Ohio ZIP codes	7.6 mi	1 ZIP code
Spencerville Ohio ZIP codes	9.6 mi	1 ZIP code
Elgin Ohio ZIP codes	10 mi	1 ZIP code
Cloverdale Ohio ZIP codes	12 mi	1 ZIP code
Kalida Ohio ZIP codes	12 mi	1 ZIP code

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