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 opportunities.

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 contacts.

Provides list and information on U.S. Senators and Representatives for the state.