Germantown Ohio ZIP Codes
Germantown holds a single ZIP code.
Every ZIP code in Germantown
| ZIP code | County |
|---|---|
| 45327 | Montgomery 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Germantown codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Germantown. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Germantown 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 Germantown accounts for 1% of it.
Every Ohio ZIP prefix and the region it covers →
Area codes covering Germantown
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 Germantown occupies.
Germantown Ohio area codes in full →
Where Germantown's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Germantown
| City | Distance | ZIP codes |
|---|---|---|
| Farmersville Ohio ZIP codes | 4.6 mi | 1 ZIP code |
| Miamisburg Ohio ZIP codes | 5.0 mi | 2 ZIP codes |
| Franklin Ohio ZIP codes | 6.5 mi | 1 ZIP code |
| New Lebanon Ohio ZIP codes | 7.9 mi | 1 ZIP code |
| Springboro Ohio ZIP codes | 8.5 mi | 1 ZIP code |
| Gratis Ohio ZIP codes | 8.8 mi | 1 ZIP code |
| Middletown Ohio ZIP codes | 8.9 mi | 2 ZIP codes |
| West Elkton Ohio ZIP codes | 11 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.