Town Hall Address 1200 Oak Brook Rd Oak Brook, IL 60523 United States- Cook, DuPage County Website https://www.oak-brook.org/ Zoning 630-368-5000 1200 Oak Brook Rd Oak Brook, IL 60523 United States Fire District (630) 368-5200 1200 Oak Brook Rd Oak Brook, IL 60523 United States Town Clerk (630) 368-5052 1200 Oak Brook Rd Oak Brook, IL 60523 United States Tax Collector (630) 837-0301 250 S Rte. 59 Bartlett, IL 60103 United States County Cook, DuPage