Oak Brook is located in United States (DuPage County, Illinois) and time zone America/Chicago.
Places nearby are Western Springs, Hinsdale and Westchester.
Chicago is 22 km away, New York City is 1,121 km away and Brooklyn is 1,126 km away as the crow flies.
Distances from Oak Brook to the most important cities in United States and the world.
Source: zeitverschiebung.net » Current Local Time » Oak Brook
41.8328100°
-87.9289500°
Shopping center in Oak Brook, Illinois
https://en.wikipedia.org/wiki/Oakbrook_CenterCorrespondence law school in California, United States
https://en.wikipedia.org/wiki/Oak_Brook_College_of_Law_and_Government_Policy