Oak Brook, IL
ZIP Codes in Oak Brook, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 60523 | 10,179 | 41.8364, -87.9532 |
Oak Brook has 1 ZIP code
ZIP Codes in Oak Brook, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 60523 | 10,179 | 41.8364, -87.9532 |