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