Contact Us

Live Telephone Assistance for Business License Related and General Questions: Call (312)74-GOBIZ (312-744-6249) between hours of 8:00 a.m. to 5:00 p.m. CST Monday - Friday.

To meet with one of our Business Consultants in-person, please call our Business Contact Center at (312)74-GOBIZ (312-744-6249).

Live Telephone Assistance for Tax Related Questions: Call (312)747-4747 between the hours of 8:00 a.m. to 4:00 p.m. CST Monday - Friday.

Please review our Frequently Asked Questions before sending a message to the customer service center.

If you would like to contact us by email, please choose from the list below:

Contact Department of Business Affairs and Consumer Protection

Contact Tax Department

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