ZIP Code 61931 – Humboldt, Illinois
The 61931 ZIP Code belongs to Humboldt, Illinois. The population in this 61931 ZIP code is 1,328. The latitude is 39.59067 and longitude is -88.35883 in 61931 Humboldt, Illinois. The time zone for this 61931 ZIP code is America/Chicago.
| City | Humboldt |
| Zip Code | 61931 |
| State | Illinois |
| County | Coles |
| Population | 1,328 |
| Latitude | 39.59067 |
| Longitude | -88.35883 |
| Time Zone | America/Chicago |