George W. Dunne Cook County Office Building
69 W. Washington St.
Chicago, IL 60602
Phone Number
(312) 603-1601
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Maintenance of County highways are serviced from one of the four District offices.  Click on Location and Contact Information link above to view details.  

Services include pavement patching, mowing, tree branch trimming and snow and ice control.  The 24 hour a day number to call to report problems is (708) 448-8006.