The phone number for the Internal Revenue Service is 1-800-829-1040. This is the toll-free number for individual taxpayers. Tax professionals must use 1-866-255-0654 instead. For those outside of the United States, the n... More » Business & Finance Taxes

The toll-free number for IRS customer service is 1-800-829-1040 as of February 2015. This number is intended for people who file electronic returns via a preparer or online program. Those people should not use the number... More »

Telephone numbers that are free to call from other phone numbers are known as toll-free. Usage charges for a toll-free telephone number are billed to the number's subscriber rather than the caller. More » Government & Politics Public Records
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The IRS customer service phone number can be found on the Internal Revenue Service website by clicking on the Contact Your Local IRS Office link, then clicking on the Phone hyperlink under Taxpayer Assistance Centers. Th... More » Business & Finance Taxes

The Internal Revenue Service publishes its telephone assistance number for businesses, along with contract information for individuals, exempt organizations, retirement plan administrators and government entities, on IRS... More » Business & Finance Taxes

As of November 2015, the contact phone number for individuals to receive tax assistance is 800-829-1040, and the contact phone number for businesses is 800-829-4933, reports the Internal Revenue Service. On the w... More » Business & Finance Taxes

The phone number for the Austin location of the Internal Revenue Service is (512) 499-5127. Its physical address is 825 East Rundberg Lane, Austin, TX, 78753. Hours of operation are Monday through Friday, 8:30 a.m. to 4:... More » Business & Finance Taxes