City of Chicago
Directory of Chicago city records and information
Chicago City Clerk
Administration of public records
121 N La Salle St # 107A
Chicago, IL 60602-1232
Phone: (312) 744-6861
Chicago Police Department
Law enforcement services
3120 S Halsted St
Chicago, IL 60602-1232
Phone: (312) 747-8227
Chicago Fire Department
Fire prevention and safety
121 North LaSalle Street
Chicago, IL 60616
Phone: (312) 745-3705
Fax: (312) 745-3880
City of Chicago Inspector General's Office
Independent investigations of city government
P.O. Box 2996
Chicago, Illinois 60654-2996
Phone: (773) 478-7799
Fax: (773) 478-3949
Chicago Public Library
Reference materials and research assistance
400 S State St
Chicago, IL 60605-1216
Phone: (312) 747-4999
Chicago Department of Aviation
Domestic and international aviation services
P.O. Box 66142
Chicago, IL 60666
Phone: (773) 686-2200
Email: aviation@flychicago.com
Public Building Commission of Chicago
Management of public construction projects
Richard J. Daley Center
50 West Washington, Room 200
Chicago, IL 60602
Phone: (312) 744-3090
Fax: (312) 744-8005
E-Mail: pbc@pbcchicago.com
Chicago Chamber of Commerce
Local business listings
200 E Randolph St
Chicago, IL 60601-6433
Phone: (312) 494-6700
Chicago Tribune
Chicago newspaper
435 N. Michigan Ave
Chicago, IL 60611
Phone: 800-874-2863
Chicago, IL U.S. Census
Population demographic information
Chicago, CA 60601
Chicago Illinois Criminal Records Search and Depository
Illinois State Police
801 South Seventh Street
P.O. Box 19461
Springfield, IL 62794-9461
Criminal History Form Requests (815) 740-5216
askisp@isp.state.il.us
Chicago Illinois Official Criminal History Background Check
Illinois Integrated Justice Information System
300 W. Adams
Suite 700
Chicago, Illinois 60606
Toll free: 1-888-425-4248 or 312-793-8550
By e-mail: CJA.IIJIS@Illinois.gov
Center for Missing & Exploited Children
Quick search for missing children, sex offenders, Amber alerts, records and more public information.
Chicago Inmate Search
Illinois Department of Corrections
1301 Concordia Court
P.O. Box 19277
Springfield, IL 62794-9277
217-558-2200
www.idoc.state.il.us