Mainline

Mainline, Main line, or Main Line may refer to:

Railway

 * Main line (railway), the principal artery of a railway system
 * Main line railway preservation, the practice of operating preserved trains on an operational railway network

Asia

 * Bangladesh
 * Main line, MRT Line 2 of Dhaka Metro Rail
 * India
 * Ahmedabad–Mumbai main line
 * Chennai Central–Mysuru main line
 * Gandhidham–Ahmedabad main line
 * Howrah–Bardhaman main line
 * Howrah–Chennai main line, between Chennai and Kolkata
 * Howrah–Delhi main line
 * New Delhi–Chennai main line


 * Japan


 * Arashiyama Main Line
 * Chichibu Main Line
 * Chikuhō Main Line
 * Chūō Main Line
 * Eiden Eizan Main Line
 * Fukushima Rinkai Railway Main Line
 * Hakodate Main Line
 * Hankyū Kōbe Main Line
 * Hankyu Kyoto Main Line
 * Hankyu Takarazuka Main Line
 * Hanshin Main Line
 * Hidaka Main Line
 * Hiroden Main Line
 * Hōhi Main Line
 * Hokuriku Main Line
 * Kagoshima Main Line
 * Kansai Main Line
 * Keihan Main Line
 * Keikyū Main Line
 * Keisei Main Line
 * Kisei Main Line
 * Kyūdai Main Line
 * Meitetsu Nagoya Main Line
 * Mizushima Main Line
 * Muroran Main Line
 * Nagasaki Main Line
 * Nankai Main Line
 * Nayoro Main Line
 * Nemuro Main Line
 * Nippō Main Line
 * Ohmi Railway Main Line
 * Ōigawa Railway Ōigawa Main Line
 * Osaka Monorail Main Line
 * Ōu Main Line
 * Rumoi Main Line
 * San'in Main Line
 * Sanyo Electric Railway Main Line
 * San'yō Main Line
 * Sekihoku Main Line
 * Senmō Main Line
 * Shin'etsu Main Line
 * Sōbu Main Line
 * Sōtetsu Main Line
 * Sōya Main Line
 * Takayama Main Line
 * Tōhoku Main Line
 * Tōkaidō Main Line
 * Toyama Chihō Railway Main Line
 * Toyohashi Railroad Azumada Main Line
 * Uetsu Main Line


 * Korea
 * Trans-Korean Main Line


 * Pakistan
 * Karachi–Peshawar Line, also referred to as Main Line 1


 * Philippines
 * PNR North Main Line
 * PNR South Main Line


 * Sri Lanka
 * Main Line (Sri Lanka)


 * Thailand
 * Chiang Mai Main Line, between Bangkok and Chiang Mai
 * Ubon Ratchathani Main Line, between Ban Phachi Junction and Ubon Ratchathani


 * Turkey
 * Adana – Mersin Main Line

Europe

 * Main Line for Europe


 * Finland
 * Finnish Main Line, between Helsinki and Oulu


 * Germany
 * Baden main line, between Baden and Constance


 * Sweden
 * Northern Main Line, between Gävle or Storvik and Ånge
 * Southern Main Line, between Malmö and Katrineholm
 * Western Main Line, between Stockholm and Gothenburg


 * United Kingdom
 * Brighton Main Line
 * Caledonian main line
 * Chatham Main Line
 * Chiltern Main Line
 * Cornish Main Line
 * East Coast Main Line
 * Great Central Main Line
 * Great Eastern Main Line
 * Great Western Main Line
 * Highland Main Line
 * Main Line Preservation Group, an organisation that eventually became the Great Central Railway heritage railway
 * Mainline Freight, a defunct UK railfreight company
 * Midland Main Line
 * Midland Mainline, a defunct UK train-operating company
 * North British Railway Main Line
 * Penrhyn Main Line class, three narrow-gauge steam locomotives built for the Penrhyn Quarry Railway
 * South Eastern Main Line
 * South Humberside Main Line, between Doncaster and Cleethorpes
 * South Wales Main Line
 * South West Main Line
 * West Anglia Main Line
 * West Coast Main Line
 * Wessex Main Line

North America

 * United States
 * Cape Main Line, in Cape Cod, Massachusett
 * IRT Manhattan Main Line, in New York City
 * Main Line (Atlantic Coast Line Railroad)
 * Main Line (Columbus to Chicago), a Pennsylvania Railroad line in Ohio, Indiana, and Illinois
 * Main Line (Columbus to Indianapolis via Bradford), a Pennsylvania Railroad line in Ohio
 * Main Line (Pennsylvania Railroad), between Philadelphia and Pittsburgh, Pennsylvania
 * Main Line (Long Island Rail Road), between Long Island City and Greenport, New York
 * Main Line (New York to Hoffmans), a nickname for the CSX Hudson Subdivision
 * Main Line (NJ Transit), formerly part of the Erie Railroad, between Hoboken and Suffern, New Jersey
 * Main Line (Pittsburgh to St. Louis), a Pennsylvania Railroad line between Ohio and Illinois
 * Main Line (Reading Company), the former Reading main line between Philadelphia and Pottsville, Pennsylvania
 * Main Line of Mid-America, a nickname of the former Illinois Central Railroad
 * Main Line Subdivision, owned by CSX Transportation in Kentucky and Tennessee
 * Main Street Line (MATA Trolley), a streetcar line in Memphis, Tennessee
 * Metropolitan main line, a former rapid transit line in Chicago, Illinois
 * North Side main line, a rapid transit line in Chicago, Illinois
 * Old Colony Main Line, between Boston, Massachusetts and the South Shore
 * Old Main Line Subdivision, between Relay (outside Baltimore) and Point of Rocks, Maryland
 * Park Avenue main line, the former New York Central Railroad (now Metro-North Railroad) from Grand Central Terminal in Manhattan to Mott Haven Junction in the South Bronx
 * Philadelphia Main Line
 * Philadelphia to Harrisburg Main Line, part of the Pennsylvania Railroad Main Line now owned by Amtrak
 * Philadelphia-to-Washington Main Line
 * SEPTA Main Line, between West Philadelphia and Lansdale, Pennsylvania
 * South Side Main Line (Chicago Transit Authority), in Chicago, Illinois
 * Washington to Atlanta Main Line, owned by Norfolk Southern Railway

Oceania

 * Australia
 * Main Line railway, Queensland
 * South Line, Tasmania, Australia, also called the Main Line
 * Tasmanian Main Line Company, a privately-owned railway that existed from 1872 to 1890


 * New Zealand
 * Canterbury Interior Main Line, a proposed railway on the South Island

Other transport

 * Mainline (aeronautics), an airline carrier's non-regional service
 * Main Line of Public Works, a package of legislation establishing freight transport between Philadelphia and Pittsburgh
 * A toll road system where all vehicles stop at various locations on the highway to pay a toll
 * BCN Main Line (Birmingham Canal Navigations Main Line), a canal between Birmingham and Wolverhampton, England
 * Ford Mainline, a car model
 * South Yorkshire Transport, a large bus operator in South Yorkshire, England which was renamed "Mainline" in 1993

Music

 * McKenna Mendelson Mainline, a seminal Canadian blues band
 * "Mainline", a song by KISS on their 1974 album Hotter Than Hell
 * "Mainline", a 1979 disco song by Black Ivory
 * Mainline, a 2014 album by Australian hip-hop collective One Day.

Businesses

 * Main Line Broadcasting, a defunct American media company
 * Main Line Health, a not-for-profit health system in Philadelphia, Pennsylvania
 * Mainline Corporation, former Australian construction company
 * Mainline Railways, a model railway brand now owned by Bachmann

Computing

 * BitTorrent (software), nicknamed mainline by developers denoting its official origins
 * Mainline Linux, the Git repository of Linus Torvalds
 * Trunk or mainline, the primary branch of a software project

Other uses

 * Main line, a primary variation in chess
 * Main line (political) (Mainlinie), a historical and political boundary between Northern and Southern Germany, roughly following the River Main


 * Mainline Drive-In, a drive-in theatre in Gepps Cross, South Australia
 * Mainline Protestant, a group of Christian church denominations
 * "Mainlining," a slang term for intravenous drug use
 * Philadelphia Main Line, a collection of suburbs of Philadelphia, Pennsylvania