Old Washington zipcode
| City | Old Washington |
| ZIP Code | 43768 |
| Type | PO Box |
| State Code | OH |
| State | Ohio |
ZIP code of Old Washington is 43768. This place is located in Ohio state in US. To send any postal service to Old Washington, you must use 43768 zipcode.
The ZIP code 43768 is also used with 1 more city name of Ohio.
- Old Washingtn, OH