zip code 61931 is a zipcode of Humboldt, Illinois state, usa. zip code of Humboldt and its population information along with its latitude and longitude coordinates.
ZIP Code 61931
- Zip Code
- 61931
- City
- Humboldt
- County
- Coles
- State
- Illinois
- Latitude
- 39.588830
- Longitude
- -88.372493
- Population
- 1255