 Serving 301,763 passengers per day as of 2007 and 88.5 million riders for the year of 2008, it is the busiest commuter railroad in the United States.With 324 passenger route-miles, it spans Long Island from Atlantic Terminal in Brooklyn to Montauk station at the tip of the southern fork.Pennsylvania Station in Manhattan is the actual westernmost station of the Long Island Rail Road and its busiest station.