Postal reference
ZIP 60523, Illinois
ZIP code 60523 is associated with Oak Brook in Illinois in the GeoNames postal reference.
Reference details
- State
- Illinois (IL)
- ZIP code
- 60523
- Associated localities
- Oak Brook
- County names in postal records
- DuPage
- Approximate postal point
- 41.8371, -87.9638
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.