Postal reference
ZIP 61931, Illinois
ZIP code 61931 is associated with Humboldt in Illinois in the GeoNames postal reference.
Reference details
- State
- Illinois (IL)
- ZIP code
- 61931
- Associated localities
- Humboldt
- County names in postal records
- Coles
- Approximate postal point
- 39.6012, -88.3141
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.