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Call Us

DOT Customer Service Center: 202-366-4000

Monday through Friday between 8:30 am and 5:30 pm Eastern Time excluding Federal Holidays.
Deaf, hard of hearing, and speech impaired callers
Contact the general information switchboard using the Federal Relay Services.

Email Us

You can send your comments or questions to the US DOT and find answers through our frequently asked questions site.

A team of information specialists answer every message sent from this home page. The information specialists process mail Monday-Friday (9:00 am – 5:00 pm Eastern Time), except on federal holidays.

Mail Us

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. If you are not sure which administration to contact, feel free to e-mail us.

Administration Contact Information

Unmanned Aircraft System (UAS) Registration

Updated: Monday, November 13, 2017
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