Long Island Rail Road | 28,270 followers on LinkedIn. We Serve With Pride | The Long Island Rail Road is the busiest commuter railroad in North America, carrying an average of 301,000 customers each weekday on 735 daily trains. Chartered on April 24, 1834, it is also the oldest railroad still operating under its original name. Thee LIRR system is comprised of over 700 miles of track on 11 different branches, stretching from Montauk -- on the eastern tip of Long Island -- to the refurbished Penn Station in the heart of Manhattan, approximately 120 miles away.