Postal reference
ZIP 61489, Illinois
ZIP code 61489 is associated with Williamsfield in Illinois in the GeoNames postal reference.
Reference details
- State
- Illinois (IL)
- ZIP code
- 61489
- Associated localities
- Williamsfield
- County names in postal records
- Knox
- Approximate postal point
- 40.9277, -90.0267
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.