Ironton zipcode
| City | Ironton |
| ZIP Code | 45638 |
| Type | Standard |
| State Code | OH |
| State | Ohio |
ZIP code of Ironton is 45638. This place is located in Ohio state in US. To send any postal service to Ironton, you must use 45638 zipcode.
The ZIP code 45638 is also used with 2 more city names of Ohio.
- Coal Grove, OH
- Hanging Rock, OH