Line 1

• 1 (New York City Subway service)
• 1 Train (disambiguation)
• Barcelona Metro line 1
• Brussels Metro line 1
• Bucharest Metro Line M1
• Chief Whip
• Daegu Subway Line 1
• First Line (disambiguation)
• Green Line (Montreal Metro)
• Hamburg U-Bahn
• Higashiyama Line
• Kolkata Metro Line 1
• Kūkō Line (Fukuoka City Subway)
• Line 1 (Algiers Metro)
• Line 1 (Almaty Metro)
• Line 1 (Athens Metro)
• Line 1 (Baixada Santista LRT)
• Line 1 (Beijing Subway)
• Line 1 (Budapest Metro)
• Line 1 (Busan)
• Line 1 (Cairo Metro)
• Line 1 (Changchun Subway)
• Line 1 (Changsha Metro)
• Line 1 (Changzhou Metro)
• Line 1 (Chengdu Metro)
• Line 1 (Chennai Metro)
• Line 1 (Chongqing Rail Transit)
• Line 1 (Copenhagen)
• Line 1 (Daejeon)
• Line 1 (Dalian Metro)
• Line 1 (Delhi Metro)
• Line 1 (Dongguan Rail Transit)
• Line 1 (Foshan Metro)
• Line 1 (Fuzhou Metro)
• Line 1 (Guangzhou Metro)
• Line 1 (Guiyang Metro)
• Line 1 (Gwangju)
• Line 1 (Hangzhou Metro)
• Line 1 (Harbin Metro)
• Line 1 (Hefei Metro)
• Line 1 (Hiroshima Rapid Transit)
• Line 1 (Hohhot Metro)
• Line 1 (Incheon)
• Line 1 (Jinan Metro)
• Line 1 (Kunming Metro)
• Line 1 (Lanzhou Metro)
• Line 1 (Lucknow Metro)
• Line 1 (Madrid Light Metro)
• Line 1 (Madrid Metro)
• Line 1 (Metro Bilbao)
• Line 1 (Metrovalencia)
• Line 1 (Metrovía)
• Line 1 (Milan metro)
• Line 1 (Minsk Metro)
• Line 1 (Moscow Metro)
• Line 1 (Mumbai Metro)
• Line 1 (Mumbai Monorail)
• Line 1 (Nagpur Metro)
• Line 1 (Nanchang Metro)
• Line 1 (Nanjing Metro)
• Line 1 (Nanning Metro)
• Line 1 (Nantong Metro)
• Line 1 (Naples Metro)
• Line 1 (Navi Mumbai Metro)
• Line 1 (Ningbo Rail Transit)
• Line 1 (Nizhny Novgorod Metro)
• Line 1 (Osaka)
• Line 1 (Pune Metro)
• Line 1 (Rio de Janeiro)
• Line 1 (Saint Petersburg Metro)
• Line 1 (Seville metro)
• Line 1 (Shanghai Metro)
• Line 1 (Shaoxing Metro)
• Line 1 (Shenyang Metro)
• Line 1 (Shenzhen Metro)
• Line 1 (Shijiazhuang Metro)
• Line 1 (Sound Transit)
• Line 1 (Suzhou Rail Transit)
• Line 1 (São Paulo Metro)
• Line 1 (Thessaloniki Metro)
• Line 1 (Tianjin Metro)
• Line 1 (Warsaw)
• Line 1 (Wuhan Metro)
• Line 1 (Wuxi Metro)
• Line 1 (Xi'an Metro)
• Line 1 (Xiamen Metro)
• Line 1 (Xuzhou Metro)
• Line 1 (Zhengzhou Metro)
• Line 1 (Ürümqi Metro)
• Line 1 Yonge–University
• Line 1, Bangalore Metro
• Manila Light Rail Transit System Line 1
• Mexico City Metro Line 1
• Mexico City Metrobús Line 1
• Nuremberg U-Bahn
• One Line (disambiguation)
• Paris Métro Line 1
• Route 1 (MTA Maryland)
• Santiago Metro Line 1
• Seoul Subway Line 1
• Seremban Line
• Taipei Metro Line 1
• Tehran Metro Line 1
• Toei Asakusa Line
• U1 (Berlin U-Bahn)
• U1 (Frankfurt U-Bahn)
• U1 (Munich U-Bahn)
• U1 (Vienna U-Bahn)
• Warsaw Metro
• retrotransposon
• Île-de-France tramway Line 1