DOT Customer Service Center: 202-366-4000*
Monday through Friday between 8:30 am and 5:30 pm Eastern Time excluding Federal Holidays.
Correspondence to the Department may be sent to:
U.S. Department of Transportation
1200 New Jersey Ave, SE
Washington, DC 20590
Please note: Correspondence must be addressed to a specific administration within the U.S. Department of Transportation, or the U.S. Postal Service will not be able to deliver it. A list of DOT administrations and their various responsibilities can be found on the DOT Agencies webpage.
Administration Contact Information
Unmanned Aircraft System (UAS)
* If you are deaf, hard of hearing, or have a speech disability, please dial 7-1-1 to access telecommunications relay services.