The Metro-North Commuter Railroad provides commuter rail service between New York City and its northern suburbs in New York state and Connecticut. The railroad reaches points as far west as Port Jervis, New York, as far north as Wassaic, New York, and as far east as New Haven, Connecticut.
The Metro-North Railroad operates five different lines with 124 stations and 775 miles of track, as of 2015. West of the Hudson River, the railroad operates jointly with New Jersey Transit to serve Rockland and Orange counties in New York. East of the Hudson, the railroad serves suburban locations in New York's Dutchess, Putnam and Westchester counties.
In Connecticut, the railroad reaches locations in Fairfield and New Haven counties, including four of Connecticut's five largest cities: Bridgeport, New Haven, Stamford and Waterbury.