ZIP Code 61257 – Hillsdale, Illinois
The 61257 ZIP Code belongs to Hillsdale, Illinois. The population in this 61257 ZIP code is 866. The latitude is 41.59025 and longitude is -90.22322 in 61257 Hillsdale, Illinois. The time zone for this 61257 ZIP code is America/Chicago.
| City | Hillsdale |
| Zip Code | 61257 |
| State | Illinois |
| County | Rock Island |
| Population | 866 |
| Latitude | 41.59025 |
| Longitude | -90.22322 |
| Time Zone | America/Chicago |