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Contact Us

Call Us

DOT Customer Service Center: 202-366-4000

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

TTY Number = 1-800-877-8339
Voice Number = 1-866-377-8642
VCO Number = 1-877-877-6280

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

Updated: Wednesday, April 16, 2014