Official website of the Illinois State Government. Includes a list of agencies, services, and departments.

(Illinois State Library) Provides permanent public access to official publications in electronic form.

Includes information about state services, forms, publications, news, and links to departments. Provides access to Illinois State Library, Illinois State Archives, and Illinois Blue Book.

(Legislative Branch) Includes information about and links to State Senate, State Representatives, legislation, reports, regulations, statutes, and administrative code.

(Judicial Branch) Includes information (such as opinions, rules, reports, policies, and forms) for state’s supreme court, appellate court, and circuit court.

Provides general state government information and links to each state's government websites.

Legal Information Institute (through Cornell University Law School) - provides links to state government websites and legislative documents (including constitutions, statutes, bills, court rules, and more).

Guide to publicly searchable databases from state agencies. Includes guides for each state and subject guides for types of agencies.

Guide including state informational resources, often called "State Blue Books".

(USA.gov) Provides contact information for state governments, state officials, courts, and more.