Oak Brook Zip Codes - Dupage County IL

Oak Brook, IL Zip Code Map

Oak Brook, IL is a city located in Dupage County, Illinois and has a land area of 8.95 square miles (23.18 km2). The water area for the city is 0.33 square miles or 0.85 km2. There is one unique zip code in Oak Brook, Illinois and it is 60523. The area code(s) for Oak Brook is 630/708/847/224/773/331.

Zip Codes for Oak Brook, IL (1)
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60523 Oak Brook Dupage

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