federal income tax customer service number
Call the IRS customer service line at 1-800-829-1040. If you press 7, you will get a recording that explains how to request the telephone excise tax refund; or press 8 if you want to continue in Spanish.If you want to talk with a tax assistor, call the customer service line and follow these menu prompts.f you were one of the people who did not request the refund on your tax year 2006 return, you can file an amended tax return for 2006. Individuals who did not have a filing requirement in 2006 can still use a special short form, Form 1040EZ-T, to request the refund.