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  2. What is the zip code of Oak Brook, IL, 60523

Oak Brook (IL) Zip Code is 60523 Latest Details Jul, 2025

Updated: 07-07-2025

Oak Brook (IL) zip Code is 60523, Postal Code details. Oak Brook is located in state IL, United States.

Find Zip Code 60523 Details

ZIP code 60523 is located in Oak Brook IL in the United States.

Postal Code United States Zip Code 60523 Latest update Oak Brook, IL
Zip Code / Postal Code 60523

City

Oak Brook

State Code

IL

County

Cook, United States

Postal Locations

Oak Brook, IL - Zip Code is - 60523

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 60523 is an essential part of the postal system in Oak Brook, IL. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Oak Brook has a lot to offer.

FAQ about Zip Code 60523, Oak Brook, (IL)

What is Zip code Oak Brook?

Oak Brook Zip Code: 60523, used by the Oak Brook Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Cook, IL. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Oak Brook?

Oak Brook Postal Code is: 60523

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