United States Department of Transportation Tags: Government Agency.The United States Department of Transportation (USDOT or DOT) is a federal Cabinet department of the U.S. government concerned with transportation. It was established by an act of Congress on October 15 1966 and began operation on April 1 1967. thumbnail point budget ($) 7.9E10 child organisation Federal Aviation Administration, United States Maritime Administration, Federal Highway Administration, Federal Railroad Administration, Federal Transit Administration headquarter Washington D.C., New_Jersey_Avenue jurisdiction United States leader Anthony Foxx location Washington D.C., New_Jersey_Avenue number of employees 58622 latitude 38.8758 longitude -77.0029 Learn more... Loading...