Public transportation options in many portions of the Trail corridor are extensive, including:

• AMTRAK Capital Limited and Cardinal routes, making connections to Fredericksburg, VA; Alexandria, VA; Washington, D.C.; Cumberland, MD; and Pittsburgh, PA

• MARC and VRE regional commuter train service (with a MARC connection to BWI International Airport)

•  Washington Metropolitan Transit Authority (Metro) trains and buses (including options to transport bicycles on both), with connections to Dulles and National airports

• long-distance commercial bus services, leaving near Union Stationlocal bus services