The IRS contact number for individuals as of June 2015 is 1-800-829-1040, according to the agency. Hours are Monday to Friday from 7 a.m. to 7 p.m., according to the customer's local time. More » Business & Finance Taxes

The customer service number for the IRS is 1-800-829-1040 as of February 2015, and the customer service number for businesses is 1-800-829-4933. Representatives can help from 7 a.m. to 7 p.m. local time Monday through Fr... More » Business & Finance Taxes Income Tax

Internal Revenue Service forms are available from the official website of the Internal Revenue Service, which is Directly from the home page of the website, taxpayers can choose the Forms and Publications option... More » Business & Finance Taxes

The IRS has a 24-hour contact method for some purposes as of 2015, states the agency. Taxpayers can call the automated refund hotline, the electronic federal tax payment system, and teletax numbers any time. Taxpayers al... More » Business & Finance Taxes

The IRS requires individuals to complete an online application or use the paper option to renew their preparer tax identification number, or PTIN. The agency also requires applicants to pay a renewal fee, according to it... More » Business & Finance Taxes

As of July 2015, the IRS contact number for individuals is 800-829-1040. The IRS website lists additional telephone numbers for businesses, exempt organizations, retirement plan administrators, identity theft victims and... More » Business & Finance Business Resources Customer Service

You can change your address with the Internal Revenue Service by entering your new address in the appropriate boxes on your income tax return, explains the IRS. You can also submit Form 8822, a change of address notifica... More » Business & Finance Taxes