Complete ZIP Code Details
| ZIP Code | 52631 |
| City | Houghton |
| State | Iowa (IA) |
| County | Lee |
| Timezone | America/Chicago |
| Coordinates | 40.7830800, -91.6120900 |
| Population | 65 |
| ZIP Type | STANDARD |
| Country | United States |
| ZIP Code | 52631 |
| City | Houghton |
| State | Iowa (IA) |
| County | Lee |
| Timezone | America/Chicago |
| Coordinates | 40.7830800, -91.6120900 |
| Population | 65 |
| ZIP Type | STANDARD |
| Country | United States |