Contact the IRS

Below are a list of contact information for the IRS

PHONE NUMBER: 1-800-829-1040

Mailing Addresses

If you owe and mailing a payment to the IRS mail to: 

Internal Revenue Service

PO Box 931000

Louisville, KY 40293-1000 

Refund Status

After filing your tax return if you would like to check on the status. Go to and click on WHERE IS MY REFUND. That should tell you the most updated information on your tax refund.

Local IRS Office

The local IRS office is located at:

710 Locust ST SW #400

Knoxville, TN 37902

You will need to call and make an appointment at 1-844-545-5640

It is located at the John Duncan Federal Building and you must have a photo ID.

IRS Extensions

To file an extension you will need a voucher. The address to send in an extension WITH NO PAYMENT is:

Department of the Treasury


Kansas City, MO 64999-0045