Cincinnati zipcode
| City | Cincinnati |
| ZIP Code | 45231 |
| Type | Standard |
| State Code | OH |
| State | Ohio |
ZIP code of Cincinnati is 45231. This place is located in Ohio state in US. To send any postal service to Cincinnati, you must use 45231 zipcode.
The ZIP code 45231 is also used with 2 more city names of Ohio.
- Mount Healthy, OH
- Wyoming, OH
You should avoid following 2 city names of Ohio to be used with the ZIP code 45231.
- Finneytown, OH
- N College Hl, OH