The Philippine National Railways used to provide passenger services in two directions from the capital, thus serving various towns and cities north and south of Manila.
[Abandoned because of a diversion line built by the PNR to alleviate the original high gradient, lava affected section between Camalig and Daraga] An abandoned branch line serving Tarlac and Nueva Ecija.
PNR has requested for a feasibility study for the revival of the line, to be connected to the North-South Commuter Railway project.
If reactivated, it will serve thousands of people and tourists as well as provide freight services to the provinces of Bulacan and Nueva Ecija.
PNR has requested a feasibility study for a planned revival as a northeast commuter line to Makati, as part of the process for getting the final nod on the project.
[14] An abandoned branch line which used to serve the cities of Pasig, Marikina, and the province of Rizal.
This alignment is being proposed as a 17-kilometer (11 mi) new spur line of the LRT-2 from the intersection of Munding Avenue and Marcos Highway in Marikina to original terminus in Montalban, Rizal with project name San Mateo railway.
This was a 40.4 km (25.1 mi) spur line meant to connect Aringay, La Union with Baguio.
The Salapak Tunnel, originally meant for the line, was used during World War II as the regional headquarters of the Imperial Japanese Army.
If reactivated, it would serve as a tourist line linking the PNR network to the Mount Arayat National Park and as a faster access to western parts of Pampanga, northern Bataan, southern Zambales and the Subic Bay Freeport Zone, with the possible construction in the future of a rail line linking the two economic zones, which would entail the building of a connector branch to link said line to the PNR system.
If reactivated, the line will serve residents and freight in Pangasinan, Nueva Ecija, and Tarlac, as well as help draw tourists to these provinces.
In 2010, the land area of the station in San Jose (now considered on the tip and under the jurisdiction of GMA Cavite between San Pedro and Carmona), was allegedly re-leased to the private sector and the old rails were dismantled halfway up to Olympia Street in Pacita Complex.
The rail tracks, including sidings between Las Pinas and Naic stations were removed in 1937 and in 1938, the reaming portion up to Paco was finally dismantled.
The line from Salinas to Tanza (Santa Cruz de Malabon) in 1911 until 1936 cessation of services.
This inactive line, when reactivated, could serve passengers and freight in the eastern towns of Laguna, while providing a faster access to tourist and historical destinations within the province.
This branch line, currently inactive, is the nearest rail link to the Nuvali residential township of Ayala Land, which extends to Calamba to the south, as well as to Tagaytay.
The only remnant of this line is a railroad overpass crossing the South Luzon Expressway near Eton City Exit, claimed to be part of Cabuyao.
[20] The branch, if active, could have linked Eton City and the urban townships of Santa Rosa to the PNR system, as well as provide freight connections to the nearby industrial complexes and as a faster alternative to the Cavite-Laguna Expressway.