SOI Tax Stats - Tax Statistics Questions


If you have a tax question or a question related to the preparation of your tax return, please go to How to Contact the IRS. You may get faster service by calling the toll-free number at 1-800-829-1040. We will not respond to personal income tax related inquiries submitted on this page. When contacting the Statistics of Income Division, please don't share your name, Social Security number, Taxpayer Identification Number, or address.

Please submit your questions related to tax data or tax statistics using the form below.

Contact Statistics of Income

Mailing Address:

Statistics of Income

Statistical Information Services

Internal Revenue Service

1111 Constitution Avenue, NW K-Room 4112

Washington, DC 20224


Phone: 202-803-9285

Fax: 202-803-9393