Illinois Department of Revenue Customer Service Numbers

Illinois Department of Revenue Technical and Non Technical Customer Service Support

What is the Customer Service Number to Call at?:
For any type of assistance you can call at tel: 800 732-8866.

Where is Illinois Department of Revenue Head Office Located at?
The corporate office is located at PO Box 1040, Galesburg, Illinois, United States.
Directions For Driving: The given driving directions path of Illinois Department of Revenue from your place to PO Box 1040, Galesburg, Illinois, United States.

Which is the Website?
www.revenue.state.il.us is the website of the business.

The Locations Near You?
You can get all nearby locations of Illinois Department of Revenue on the map?

What is Illinois Department of Revenue in the Process of?

Illinois Department of Revenue (IDOR) is a governmental department that comes under the state government of Illinois. The functions of the department are state tax collection, state lottery operation, regulate the distribution of alcoholic beverages in the state. The head office of the department is situated at Springfield, United States. The department is the major source of revenue of Illinois state and the tax collected is used for the development of the state. The Illinois Housing Development Authority is owned and operated by the Illinois Department of Revenue (IDOR).

Illinois Department of Revenue Services


The company offers wide range of services that include Illinois income tax, retailer’s occupation tax, make a payment, tax refunds, penalties, Social Security benefits and certain retirement plans and many more.