Idaho State Tax Commission

(855) 556-4230

You may receive a phone call from our Phone Power unit through our toll-free number, (855) 556-4230.

We may be calling to:

• Confirm your plans for paying a tax debt
• Check on a tax return (e.g., sales, withholding) that wasn't received

Be assured, this is one of our official numbers. The 855 area code is one of several toll-free area codes we use, along with 800 and 888.

To contact or return a call to our Collection division, call (208) 334-7633 in the Boise area or toll free at (855) 556-4230.

For general tax questions, call us at (208) 334-7660 in the Boise area or toll free at (800) 972-7660. Hearing impaired callers, use the Idaho Relay Service at (800) 377-3529.

Last updated April 15, 2016