Green Line may refer to:
Places Military and political Green Line (France), the German occupation line in France during World War II Green Line (Israel), the 1949 armistice line established between Israel and its neighbours City Line (Jerusalem), part of the Green Line between Israel and Jordan which divided Jerusalem from 1948 and 1967 Green Line (Lebanon), demarcation line between Christian and Muslim militias in Beirut during the Lebanese Civil War Green Line, part of the United Nations Buffer Zone in Cyprus that runs through Nicosia and a colloquial name for the buffer zone as a whole Green Line, part of the GHQ Line defence works built in the United Kingdom during World War II Gothic Line, a German defensive line in Italy built during World War II, renamed the "Green Line" in June 1944
Other Green Line (Atlanta development corridor), a development corridor in Downtown Atlanta The cities of Virginia Beach, Virginia, and Chico, California each have an urban growth boundary called the "Green Line"
Companies and brands Green Bus Lines, a former transit company in New York City "Green Lines", name for former branch of the New York Railways Corporation Green Star Line, a former steamship company Saturn Aura Green Line, a mild hybrid automobile made by Saturn Saturn Vue Green Line, a compact SUV made by Saturn
Transit lines Many bus, rail, subway, and tram lines around the world are either officially or colloquially named the "Green Line". These include:
Africa
Egypt Line 3, part of the greater Cairo metro network, Cairo, Egypt
Ethiopia Green Line, part of the Addis Ababa Light Rail system, Addis Ababa, Ethiopia
Nigeria Green Line, part of the Lagos Rail Mass Transit System, Lagos, Nigeria
Asia
Australia Airport & South Line, Sydney Caboolture Line, Brisbane Southern Highlands Line, New South Wales
China Line 8 (Beijing Subway), Beijing Line 4 (Guangzhou Metro), Guangzhou Kwun Tong line, a rapid transit line in Hong Kong South Island line, a rapid transit line in Hong Kong Line 12 (Shanghai Metro), Shanghai
India Green Line (Namma Metro), Bengaluru, India Green Line (Chennai Metro), India Green Line (Delhi Metro), India Green Line (Hyderabad Metro), India Green Line (Kolkata Metro), India Green Line (Mumbai Metro), India
Indonesia Bekasi Line of Jabodebek LRT, Jakarta Rangkasbitung Line of KRL Commuterline, Jakarta, popularly referred as "Green Line" despite its light green color
Israel Green Line (Jerusalem Light Rail), the second line of the Jerusalem Light Rail, Israel Green Line (Tel Aviv Light Rail), Tel Aviv, Israel
Japan Green Line, the commuter service of the Tōkyū Tōyoko Line, Yokohama, Japan Chūō Line (Osaka), a subway line in Osaka, Japan Chiyoda Line, a subway line in Tokyo, Japan Green Line (Yokohama), a subway line in Yokohama, Japan
Pakistan Green Line Express, a passenger train operated by Pakistan Railways between Karachi and Islamabad Green Line - Karachi Metrobus, a bus rapid transit line under construction in Karachi, Pakistan
Philippines Greenline Express, a city bus company in the Philippines Manila Light Rail Transit System Line 1, Manila, Philippines
South Korea Line 2 (Seoul Metro), South Korea Line 7 (Seoul Metro), South Korea, the line uses an "olive" color. Line 2 (Busan Metro), South Korea Line 2 (Daegu Metro), South Korea Line 1 (Gwangju Metro), South Korea Line 1 (Daejeon Metro), South Korea Gyeongui-Jungang Line, a commuter rail line in Seoul, South Korea Gyeongchun Line, a regional rail line in Seoul, South Korea Yongin Everline, a people mover line in Yongin, South Korea Seohae Line, Gyeonggi-do, South Korea
Taiwan Green line (Taoyuan Metro), a rapid transit line of the Taoyuan Metro, Taiwan Green line (Taichung MRT), a rapid transit line in Taichung, Taiwan Green Line (Taipei Metro), Taipei, Taiwan
Thailand Silom line, Dark Green line, a rapid transit line in Bangkok, Thailand Sukhumvit line, Light Green line, a rapid transit line in Bangkok, Thailand
Others Green Line (Doha Metro), Qatar Green Line (Dubai Metro), United Arab Emirates Dzerzhinskaya Line, a rapid transit line in Novosibirsk, Russia Kajang Line, Klang Valley, Malaysia Line 5 (Riyadh Metro), Riyadh, Saudi Arabia East West MRT line, a rapid transit line in Singapore
Europe Green Line (Lisbon Metro), one of the four lines of Lisbon Metro Line A (Prague Metro), Prague, Czech Republic M1 (Copenhagen Metro), Copenhagen, Denmark Lyon Metro Line D, Lyon, France RER D, a regional rail line in Paris, France Line 4 (Budapest Metro), Budapest, Hungary Green Line (Luas), one of the two tram lines in Dublin, Ireland Line M2 - Milan Subway (Metropolitana di Milano), Milan, Italy Line C of the Porto Metro, Porto, Portugal Green Line, a route of the TOMA minibus, Caldas da Rainha, Portugal Bucharest Metro Line M4, Bucharest, Romania Zamoskvoretskaya line, a rapid transit line in Moscow, Russia Nevsko-Vasileostrovskaya Line, a rapid transit line in Saint Petersburg, Russia Barcelona Metro line 3, Barcelona, Spain Line 5 (Madrid Metro), Madrid, Spain Green Line (Stockholm Metro), Sweden Oleksiivska Line, a rapid transit line in Kharkiv, Ukraine Syretsko–Pecherska line, a rapid transit line in Kyiv, Ukraine Green Line Coaches, a commuter coach network in London, United Kingdom Green Line route 724, a bus service in the outskirts of London Green Line route 797, a former bus service between Hatfield and London Green Line routes X1 and X10, a former bus route in Southwest England District line, a rapid transit line in London, UK Green Line, one of the two lines in the Tyne and Wear Metro, Northeast England, UK Green Line Coach Station, a bus station in London, United Kingdom
North America Canada Green Line (Calgary) a light rail line currently under construction in Calgary, Alberta Green Line (Montreal Metro), a rapid transit line in Montreal Line 2 Bloor–Danforth, a rapid transit line in Toronto Viva Green, a rapid bus transit line in York Region, Ontario Green Line, a bus route of the WEGO Niagara Falls Visitor Transportation system, Niagara Falls, Ontario Line 2 (O-Train), a diesel light rail line in Ottawa
Mexico Green Line (Mexico City Metro) Green-and-Gray Line (Mexico City Metro) Green Line (Mexico City Metrobús) Olive Line (Mexico City Metro) Olive Line (Mexico City Metrobús) Line 2 of the Guadalajara urban rail system
United States Green Line (Baltimore), a proposed transit line in Baltimore, Maryland Green Line (CTA), Chicago, Illinois Green Line (MARTA) rapid transit line in Atlanta, Georgia, (formerly the Proctor Creek Line) Green Line (MBTA), a light rail system in Boston, Massachusetts Green Line (Miami Metrorail), rapid transit line in Miami, Florida Metro Green Line (Minnesota), a light rail line in Minneapolis-St. Paul, Minnesota Green Line (SacRT), a light rail line in Sacramento, California Green Line (San Diego Trolley), a light rail line in San Diego, California Green Line (Washington Metro), rapid transit line in Washington, D.C., and Prince George's County, Maryland Green Line (RTA Rapid Transit), a light rail line in Cleveland and Shaker Heights, Ohio Green Line (BART), rapid transit line in San Francisco Bay Area, California C Line (Los Angeles Metro), a light rail line in the Los Angeles Metro system, formerly the Green Line B Line (RTD), commuter rail line in Denver, Colorado D Line (RTD), light rail line in Denver, Colorado MAX Green Line, light rail line in Portland, Oregon Green Line (St. Louis MetroLink), a planned light rail expansion in St. Louis, Missouri Green Line, a bus route of the First Coast Flyer, Jacksonville, Florida Green Line, an sbX bus rapid transit line in San Bernardino Route 777 "Green Line", a route of Albuquerque Rapid Transit, Albuquerque, New Mexico IRT Lexington Avenue Line in New York City, colored green, serving IND Crosstown Line, in New York City, colored lime green, serving Green Line, a route of the Emerald Express bus rapid transit line in Eugene, Oregon SEPTA subway–surface trolley lines, a light rail system in Philadelphia, Pennsylvania Greenline (Pennsylvania), a proposed transit line in southeastern Pennsylvania Green Line (CapMetro), a proposed expansion of Capital MetroRail, Austin, Texas Green Line (DART), a light rail line in Dallas, Texas Green Line, former name of the Trinity Railway Express, Dallas, Texas Green Line (TRAX), a light rail line in Salt Lake City, Utah Green Line (Sound Transit), a light rail line in Seattle, Washington Swift Green Line, a planned bus rapid transit line in Snohomish County, Washington Green Line (The Vine), a bus rapid transit line in Vancouver, Washington Green Line (Pittsburgh), a bus rapid transit line in Pittsburgh, Pennsylvania Green Line (VTA), a light rail service in Santa Clara County, California Shelby Farms Greenline, a rail trail Tennessee Waterbury and Milldale Tramway, a former streetcar line locally known as the "Green Line" METRORail Green Line, a light rail line in Houston, Texas
South America Green Line, portion of the Mi Teleférico cable car transit system in La Paz, Bolivia Line 2 (São Paulo Metro), São Paulo, Brazil Line 2 (Rio de Janeiro Metro), Rio de Janeiro, Brazil
Road transportation Green Belt (Pittsburgh), Pittsburgh, Pennsylvania
Other uses An underground sanitary sewer in the American Public Works Association utility location color code Art on a Green Line, the name of a 2015 art exhibition at Carleton University, Ottawa, Canada Green Line Rivalry, an athletic rivalry between Boston College and Boston University Green Stripe, a 1905 drawing by Henri Matisse Operation Greenline, Second World War The Green Line, a 1944 Terrytoons Mighty Mouse short Green Line (film), a 2019 Indian documentary film