Postal Code for Oak Brook, Illinois
The postal code for Oak Brook, Illinois, United States is 60523. With map location and coordinates.
The postal code for Oak Brook, Illinois, United States is 60523:
| Postal code | Place | County / area | Coordinates |
|---|---|---|---|
| 60523 | Oak Brook | DuPage | 41.837, -87.964 |
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Frequently asked questions
What is the postal code of Oak Brook?
The postal code of Oak Brook is 60523.
Why does Oak Brook have more than one postal code?
Larger towns and cities are split into several postal-code areas, each serving a different neighbourhood, PO-box range or large organisation.