Illinois Department Of Revenue Phone Numbers and Emails

Toll-Free Number:

  • (800) 732-8866
Send Message

Customer Service:

  • (800) 544-5304
    TDD
  • (217) 782-3336

Business Hot Line:

  • (217) 524-4772

Forms Hotline:

  • (800) 356-6302

Locations:

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

Illinois Department Of Revenue Customer Service Overview

The aggregated data is based on calls made from PissedConsumer.com website and questionnaires provided by PissedConsumer.com users.

  • More commonly used way of contact is by phone.

    Source Distribution
    83% phone 17% email
  • The best phone number to call Illinois Department Of Revenue is 8007328866. 60% of consumers used this number to address their issues and concerns.

  • The longest wait times are on Thursday, while the shortest are on Wednesday and Tuesday. The average call time is 18 minutes.

  • The main reason people call Illinois Department Of Revenue is for refund.

View full overview ›
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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

5 TOTAL
CALLS
17:32 AVG CALL
DURATION
0% ISSUES
RESOLVED

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”

Other Question:

  • “St556 form”
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