Dayton zipcode
| City | Dayton |
| ZIP Code | 45420 |
| Type | Standard |
| State Code | OH |
| State | Ohio |
ZIP code of Dayton is 45420. This place is located in Ohio state in US. To send any postal service to Dayton, you must use 45420 zipcode.
The ZIP code 45420 is also used with 1 more city name of Ohio.
- Kettering, OH