How to Call a Live Person in Illinois Department of Revenue Customer Service

Below are steps to contact Illinois Department of Revenue customer service and get a live person on the phone:

  • Dial 1-800-732-8866
  • Say “agent” or stay on the line
  • The automated phone system will connect you to a live customer service agent from Illinois Department of Revenue

Illinois Department of Revenue Voice Main Menu

  • Say or press 1 for individual income tax.
  • Say or press 2 for withholding income tax.
  • Say or press 3 for business income tax.
  • Say or press 4 for sale or vehicle use tax.
  • Say or press 5 for information regarding other taxes.
  • Say or press 6 to request forms.

Illinois Department of Revenue Customer Service Representatives Hours

Live Illinois Department of Revenue customer service is available from 8am to 5pm Monday-Friday, Saturday-Sunday closed.

Illinois Department of Revenue Support Phone Numbers

  • Illinois Department of Revenue Support Phone Number: 1-800-732-8866. Live Illinois Department of Revenue customer service is available from 8am to 5pm Monday-Friday, Saturday-Sunday closed.
  • TDD (telecommunication device for the deaf): 1-800-544-5304.

Illinois Department of Revenue Web Links

Illinois Department of Revenue Mailing Addresses

You can find all Illinois Department of Revenue mailing addresses on the Illinois Department of Revenue Mailing Addresses page.

Illinois Department of Revenue support email

Illinois Department of Revenue Live Chat Support

Live chat customer service is not available from Illinois Department of Revenue. To contact a live customer service representative you need to dial 1-800-732-8866 and follow instructions above.

Illinois Department of Revenue Help Page

You can find more information at Illinois Department of Revenue Questions and Answers page.

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