About ZIP code 52631
The ZIP code 52631 routes mail to Houghton 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
52631 - Houghton
ZIP code 52631 is Houghton in Iowa, United States.
| ZIP code | 52631 |
| Place | Houghton |
| Region | Iowa |
| District | Lee |
| Country | United States (US) |
| Coordinates | 40.77, -91.6138 (map) |