Each state has at least one Local Taxpayer Advocate who is independent of the local IRS office and reports directly to the National Taxpayer Advocate. Select your state on the map below to find the phone number and address of the Taxpayer Advocate Service office nearest you. You can also call this toll-free number to find out if TAS can help you: 1-877-777-4778. If you qualify for our help, we'll do everything we can to get your problem resolved.