4 (Guangzhou Metro), Guangzhou, China Kwun Tong line, Hong Kong, China Line 2 (Shanghai Metro), Shanghai, China (light green) Line 12 (Shanghai Metro), Shanghai, China (dark green) Chūō Line (Osaka), Japan Tokyo Metro Chiyoda Line, a line in Tokyo, Japan Yokohama Municipal Subway Green Line, a subway line in Yokohama, Japan Manila Light Rail Transit System Line 1, Manila, Philippines Dzerzhinskaya Line, Novosibirsk, Russia East West MRT line, Singapore Seoul Subway Line 2, South Korea Dark Green line, Bangkok, Thailand Light Green line, Bangkok, Thailand Rangkasbitung Line of KRL Commuterline, Jakarta, Indonesia Australia Line T8 of the Airport & South Line, Sydney, Australia Europe Green Line (Lisbon Metro), one of the four lines of Lisbon Metro Line A (Prague Metro), Prague, Czech Republic M1 (Copenhagen), Copenhagen, Denmark Lyon Metro Line D, Lyon, France RER D, 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, Caldas da Rainha, Portugal Bucharest Metro Line M4, Bucharest, Romania Zamoskvoretskaya line, Moscow, Russia Nevsko-Vasileostrovskaya Line, Saint Petersburg, Russia Barcelona Metro line 3, Barcelona, Spain Line 5 (Madrid Metro), Madrid, Spain Green Line (Stockholm Metro), Sweden Alekseevskaya Line, Kharkiv, Ukraine Syretsko–Pecherska line, Kiev, 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, 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 in Calgary, Alberta, Canada under construction Line 2 Bloor–Danforth, a rapid transit line of the Toronto Subway, coloured green on system maps Evergreen Extension (TransLink), an extension of an existing rapid transit line in Vancouver, British Columbia Green Line (Montreal Metro), a rapid transit line in Montreal 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 United States Green Line (Baltimore), a proposed transit line in Baltimore, Maryland Green