The phone number for the Internal Revenue Service Taxpayer Assistance Center in Austin, Texas is 512-499-5127, according to the IRS. Located at 825 East Rundberg Lane, the center is open from 8:30 a.m. to 4:30 p.m. by appointment only as of 2015.
The Austin IRS Taxpayer Assistance Center provides services to assist taxpayers in filing and paying their taxes, including account inquiries, answers to many tax questions, tax forms and translation services, states the IRS. Many services the office offers are also available on the IRS website. The center has a facilitated self-assistance computer kiosk that taxpayers can use to navigate the IRS website with the help of an employee.