Contact Us
US Department of Transportation
1200 New Jersey Ave, SE
Washington District Of Columbia 20590
United StatesPhone:
1 (202) 366-4000
TTY / Assistive Device Number:
(800) 877-8339
8:30am-5:00pm ET, M-F
The Office of the Secretary (OST) oversees the formulation of national transportation policy and promotes intermodal transportation. Other responsibilities range from negotiation and implementation of international transportation agreements, assuring the fitness of US airlines, enforcing airline consumer protection regulations, issuance of regulations to prevent alcohol and illegal drug misuse in transportation systems and preparing transportation legislation.