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Contact Us
CDB's Contact Form is not intended for FOIA requests and anything sent to the web mailbox will not be reviewed or responded to. Please submit your requests to CDB.FOIA@Illinois.gov.
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Office Locations
555 West Monroe Street
8th Floor
Chicago, IL 60661
Tel: 312-814-6000
Fax: 312-814-2041
William G. Stratton Building
401 S. Spring St.
Third Floor, Stratton Bldg
Springfield, IL 62706
Tel: 217-782-2864
TDD: 217-524-4449
Fax: 217-524-0565
Dunn-Richmond Center
1740 Innovation Drive
Suite 258
Carbondale, IL 62903
Tel: 618-453-8232
Fax: 618-453-8233
Ottawa Satellite Office
700 E. Norris Drive
2nd Floor IDOT Dist # 3 Hdqtrs
Ottawa, IL 61350
Tel: 815-433-7120
Fax: 815-433-7123