Oak Brook, IL ZIP Codes, Coordinates & Counties
Oak Brook, Illinois has 1 ZIP code in DuPage county. The approximate center of Oak Brook is 41.837, -87.954. Oak Brook has about 27,901 known street addresses.
ZIP codes in Oak Brook, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 60523 | DuPage | 41.837 | -87.954 |
Counties Oak Brook spans
DuPage
Most common streets in Oak Brook
York, Mcdonalds, 22nd, 31st, 35th, Spring, Tower, Oakbrook, Oak Brook Club, Forest
Frequently asked questions
What ZIP codes are in Oak Brook, IL?
Oak Brook, Illinois has 1 ZIP code, ranging from 60523 to 60523. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Oak Brook, IL in?
Oak Brook is in DuPage county.
What are the latitude and longitude of Oak Brook, IL?
The approximate center of Oak Brook, Illinois is latitude 41.837, longitude -87.954. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Oak Brook, IL have?
Oak Brook has 1 ZIP code.
How many addresses are in Oak Brook, IL?
Oak Brook, Illinois has about 27,901 known street addresses in the sthan.io US address database.
What are the most common streets in Oak Brook, IL?
Some of the most common street names in Oak Brook are York, Mcdonalds, 22nd, 31st, 35th, Spring.
What cities are near Oak Brook, IL?
Cities near Oak Brook include Clarendon Hills (3 mi), Hillside (3 mi), Hinsdale (3 mi), Villa Park (3 mi), Westchester (3 mi).
Cities near Oak Brook
Clarendon Hills, IL (3 mi) Hillside, IL (3 mi) Hinsdale, IL (3 mi) Villa Park, IL (3 mi) Westchester, IL (3 mi) Western Springs, IL (3 mi) Westmont, IL (3 mi) Lombard, IL (4 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database