Illinois Department Of Revenue Phone Numbers and Emails

Toll-Free Number:

  • (800) 732-8866
Send Message

Customer Service:

  • (800) 544-5304
  • (217) 782-3336

Business Hot Line:

  • (217) 524-4772

Forms Hotline:

  • (800) 356-6302


  • (847) 294-4200
    Des Plaines, Illinois
  • (618) 624-6773
    Fairview Heights, Illinois
  • (618) 993-7650
    Marion, Illinois
  • (815) 987-5210
    Rockford, Illinois

Illinois Department Of Revenue Emails:

Accounting/ Billing
MyTaxIllinois Help, Sales Tax Exemptions, ​Local Tax Allocation Division
Business Customer Service
Customer Service
MyDec (Online Real Property Transfer Tax) Help
Claim Your Business
More phone numbers and emails Less phone numbers and emails

Contact Information

Illinois Department Of Revenue Website:

Illinois Department Of Revenue Help Center:

Corporate Office Address:

Illinois Department Of Revenue
01 W Jefferson St.
Springfield, Illinois 62702
United States

Summary of Illinois Department Of Revenue Customer Service Calls

17:32 AVG CALL

Top Reasons of Customers Calls

Consumers Call the Most From

Why Do People Call Illinois Department Of Revenue?

Payments and Charges Question:

  • “Tax rebate”

Refund Question:

  • “Refund”
Write a review
Do you have something to say about Illinois Department Of Revenue? What happened? What can we help you with?
Submit review Don't show this popup