If you would like to submit supporting documentation, please mail in your complaint with the supporting documentation to the address listed below, instead of using our online form.
Please Note: The online complaint form is the most efficient method for submitting complaints to the DOJ OIG Hotline.
Mailing Address:
U.S. Department of Justice
Office of the Inspector General
Investigations Division
ATTN: OIG Hotline
950 Pennsylvania Ave., NW
Washington, DC 20530
Fax: (202) 616-9881
* Due to reported instances of the unauthorized use of government phone numbers, please note that the OIG Hotline number is never used to make outgoing calls. If you receive a call from a number that appears on a caller ID system to have come from the OIG Hotline (800-869-4499), please do not respond, and notify the OIG Hotline immediately.