ZIP Code 60523
Oak Brook · DuPage, Illinois
60523 is the ZIP code of Oak Brook in DuPage, Illinois, United States.
- ZIP Code
- 60523
- County
- DuPage
- State
- Illinois
- Country
- United States
Place with ZIP code 60523
| Place | County | Location |
|---|---|---|
| Oak Brook | DuPage | 41.837, -87.964 |
Near Chicago
The nearest major city is Chicago, about 26 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 60523?
Oak Brook.
Which county and state is 60523 in?
DuPage, Illinois, United States.
What is the nearest major city to 60523?
Chicago, about 26 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.