Taxpayers can contact the U.S. Internal Revenue Service by telephone at 800-829-1040 with general tax-related questions. They may also contact the IRS by email or visit a local IRS office, explains IRS.gov.
The Help with Tax Questions page of the IRS website features a contact form with which users can send emails to the IRS. A taxpayer must include his email address and specify the nature of his question. For face-to-face communication, the IRS has taxpayer assistance centers. The Office Locator tool on the Contact Your Local IRS Office page of IRS.gov provides information on office locations. For other types of tax questions, such as reporting fraudulent activity or identity theft, users can also visit the How to Contact the IRS page of the department's official website.