Ottawa zipcode
| City | Ottawa |
| ZIP Code | 45875 |
| Type | Standard |
| State Code | OH |
| State | Ohio |
ZIP code of Ottawa is 45875. This place is located in Ohio state in US. To send any postal service to Ottawa, you must use 45875 zipcode.
The ZIP code 45875 is also used with 1 more city name of Ohio.
- Gilboa, OH