List of Northeast Corridor infrastructure

This is a list of major infrastructure on the Northeast Corridor, a rail line running through the Northeastern United States. The list includes major interlockings, bridges, tunnels, and past and present stations, including the Massachusetts Bay Transportation Authority's Orange Line, the Washington Metro's Orange Line, and PATH stations on separate tracks but sharing the right-of-way. It is intended as a companion to the list of stations in the main article.


 * Amtrak lines: AE=Acela Express, AD=Adirondack, CD=Cardinal, CL=Carolinian, CPL=Capitol Limited, CS=Crescent, EAE=Ethan Allen Express, ES=Empire Service, HL=Hartford Line, KS=Keystone, LS=Lake Shore Limited, ML=Maple Leaf, NR=Northeast Regional, PA=Pennsylvanian, PL=Palmetto, SM=Silver Meteor, SS=Silver Star, VF=Valley Flyer, VT=Vermonter (note that not all trains of that designation necessarily stop at all marked stations)
 * MARC: Served by MARC Penn Line trains.
 * MBTA: Served by MBTA Providence/Stoughton Line, Franklin/Foxboro Line, Needham Line, Fairmount Line, and / or Framingham/Worcester Line trains.
 * MNR: Served by MTA Metro-North Railroad New Haven Line, Danbury Branch, New Canaan Branch, and / or Waterbury Branch trains.
 * NJT: Served by New Jersey Transit Atlantic City Line, Montclair-Boonton Line, Morristown Line, Gladstone Branch, North Jersey Coast Line, and Northeast Corridor Line
 * LIRR: Served by Long Island Rail Road City Terminal Zone portion of Main Line trains to Penn Station.
 * PATH: Served by Newark – World Trade Center trains.
 * SEPTA: Served by SEPTA Regional Rail Airport Line, Wilmington/Newark Line, Media/Wawa Line, Trenton Line, and / or Chestnut Hill West Line trains.
 * SLE: Served by Shore Line East trains.