High Quality Content by WIKIPEDIA articles! Philippine National Railways, operating two different rail lines, serves various parts of Luzon with its numerous stations. This list of stations lists all stations of both PNR Northrail and Southrail, as well as stations within Metro Manila, which are part of the Strong Republic Transit System, and the various spur lines from both Northrail and Southrail. The Northrail is also known as the Green Line while the Southrail is also known as the Orange Line.