The MBTA Commuter Rail (reporting mark MBTX) system serves as the commuter rail arm of the Massachusetts Bay Transportation Authority's transportation coverage of Greater Boston in the United States.Trains run over 398 mi (641 km) of track to 141 different stations, with 58 stations on the north side and 83 stations on the south. It is operated under contract by Keolis, which …

Stockholm commuter rail (Swedish: Stockholms pendeltåg) is the commuter rail system in Stockholm County, Sweden.The system is an important part of the public transport in Stockholm, and is controlled by Storstockholms Lokaltrafik.The tracks are state-owned and administered by the Swedish Transport Administration, while the operation of the Stockholm commuter rail …