Columbus Grove Ohio ZIP Codes
Columbus Grove holds a single ZIP code.
Every ZIP code in Columbus Grove
| ZIP code | County |
|---|---|
| 45830 | Putnam 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Columbus Grove codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Columbus Grove. 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 Columbus Grove 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 Columbus Grove accounts for 1% of it.
Every Ohio ZIP prefix and the region it covers →
Area codes covering Columbus Grove
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 Columbus Grove occupies.
Columbus Grove Ohio area codes in full →
Where Columbus Grove's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Columbus Grove
| City | Distance | ZIP codes |
|---|---|---|
| Pandora Ohio ZIP codes | 5.8 mi | 1 ZIP code |
| Cairo Ohio ZIP codes | 6.3 mi | 1 ZIP code |
| Ottawa Ohio ZIP codes | 7.0 mi | 1 ZIP code |
| Glandorf Ohio ZIP codes | 7.4 mi | 1 ZIP code |
| Beaverdam Ohio ZIP codes | 7.6 mi | 1 ZIP code |
| Kalida Ohio ZIP codes | 8.4 mi | 1 ZIP code |
| Bluffton Ohio ZIP codes | 9.2 mi | 1 ZIP code |
| Mount Cory Ohio ZIP codes | 12 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.