Federal Bureau of Investigations (FBI), Chicago Illinois Division
- This office serves the residents and law enforcement agencies of northern Illinois, including the Rockford area through several Resident Agencies. Includes investigative programs, field offices, public speakers, top fugitives, employment, history and cont
- http://chicago.fbi.gov/

Federal Bureau of Investigation (FBI), Springfield Illinois Division
- This division has jurisdiction in central and southern Illinois. Resident Agencies (satellite field offices) are located in counties throughout the state. Includes details on how to report information, Most Wanted list, health care fraud, and employment o
- http://springfield.fbi.gov/

Illinois Federal Clearinghouse
- Focused on making accurate and timely information on federal grant and procurement opportunities available for government and business leaders and non-profit organizations.
- http://www100.state.il.us/fedclear/