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.

 Office Locations

James R. Thompson Center
100 W. Randolph Street
14th Floor
Chicago, Illinois 60601

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