Postal reference
ZIP 61011, Illinois
ZIP code 61011 is associated with Caledonia in Illinois in the GeoNames postal reference.
Reference details
- State
- Illinois (IL)
- ZIP code
- 61011
- Associated localities
- Caledonia
- County names in postal records
- Boone
- Approximate postal point
- 42.3835, -88.9185
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.