About ZIP code 52231
The ZIP code 52231 routes mail to Harper in the Iowa region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
52231 - Harper
ZIP code 52231 is Harper in Iowa, United States.
| ZIP code | 52231 |
| Place | Harper |
| Region | Iowa |
| District | Keokuk |
| Country | United States (US) |
| Coordinates | 41.3728, -92.0388 (map) |