Putnam County, Ohio ZIP codes
14 ZIP codes are in Putnam County, plus 7 that cross in from neighboring counties.
- ZIP codes
- 14
- Population in these ZIPs
- 35,725
- Avg. median income
- $84,900population-weighted
- Cities & towns
- 14
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Putnam County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 45815 | Belmore | 81 | $60,000 | — |
| 45827 | Cloverdale | 2,186 | $85,400 | $278,600 |
| 45830 | Columbus Grove | 5,199 | $80,897 | $245,100 |
| 45831 | Continental | 3,233 | $71,473 | $212,900 |
| 45837 PO Box | Dupont | — | — | — |
| 45844 | Fort Jennings | 3,059 | $88,792 | $298,200 |
| 45848 | Glandorf | 76 | $77,813 | $243,300 |
| 45853 | Kalida | 1,526 | $87,500 | $291,500 |
| 45856 | Leipsic | 5,042 | $86,494 | $222,500 |
| 45864 | Miller City | 225 | $81,875 | $162,500 |
| 45875 | Ottawa | 11,547 | $93,144 | $289,700 |
| 45876 | Ottoville | 829 | $71,125 | $249,100 |
| 45877 | Pandora | 2,562 | $68,665 | $242,400 |
| 45893 | Vaughnsville | 160 | — | $102,800 |
ZIP codes partly in Putnam County
These ZIP codes are mostly in a neighboring county but cover part of Putnam County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 43516 | Deshler | Henry County | 2,789 | $89,000 | $180,000 |
| 43548 | New Bavaria | Henry County | 832 | $96,875 | $194,300 |
| 45817 | Bluffton | Allen County | 5,926 | $76,848 | $274,600 |
| 45833 | Delphos | Allen County | 10,919 | $65,000 | $198,700 |
| 45849 | Grover Hill | Paulding County | 1,002 | $77,841 | $161,300 |
| 45868 | Mount Cory | Hancock County | 737 | $95,875 | $221,900 |
| 45873 | Oakwood | Paulding County | 2,414 | $62,162 | $154,700 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Putnam County
Nearby counties
Frequently asked questions
How many ZIP codes are in Putnam County, Ohio?
14 ZIP codes are mainly in Putnam County, and 7 more ZIP codes from neighboring areas reach partly into it.
What cities are in Putnam County?
ZIP codes in Putnam County use the city names Belmore, Cloverdale, Columbus Grove, Continental, Dupont, Fort Jennings, Glandorf, Kalida, Leipsic, Miller City, Ottawa and Ottoville and others.