Line 1 (Beijing Subway)
Line 1 of the Beijing Subway () is the oldest and one of the busiest lines of Beijing's mass transit rail network. Line 1 runs underneath Chang'an Avenue, the city's grand east–west thoroughfare, right through the heart of Beijing with stops o ...
Line 1 (Chongqing Rail Transit)
Line 1 of CRT runs westwards from to . Line 1 began operation on 28 July 2011.
Line 1 runs from Chaotianmen in downtown Chongqing west to Shapingba, and eventually all the way to Shuangbei for a total length of . It is the city's first all- ...
Line 1 (Dongguan Rail Transit)
Line 1 of the Dongguan Rail Transit, (), is a rapid transit line under construction in Dongguan, Guangdong. It has a planned 25 stations and connect Machongxi in the North, to Huangjiangnan in the south.
The Phase 1 of Line 1 in Dongguan will st ...
Line 1 (Fuzhou Metro)
Line 1 of Fuzhou Metro () is a north-south line of the Fuzhou Metro network in Fuzhou, Fujian Province, China. This line is the first operating metro line in the Fuzhou Metro system, inaugurated on May 18, 2016. By June 2016, the south sectio ...
Line 1 (Guangzhou Metro)
Line 1 of the Guangzhou Metro runs from to (). Apart from and Xilang, all stations in Line 1 are underground. The first section, from Xilang to Huangsha, opened on 28 June 1997, making Guangzhou the fourth city in mainland China to have a metr ...
Line 1 (Lanzhou Metro)
Line 1 of the Lanzhou Metro is a subway line in Lanzhou running from to , has 20 stations and is long. It opened on 23 June 2019.
History
Line 1 started construction on July 9, 2012. Line 1 is with 20 stations. The line is completely undergr ...
Line 1 (Nanhai Tram)
Nanhai Tram Line 1 () is a light rail line in Nanhai District, Foshan
Foshan (, ), alternately romanized as Fatshan, is a prefecture-level city in central Guangdong Province, China. The entire prefecture covers and had a population of 9,4 ...
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Line 1 (Nanjing Metro)
Line 1 of the Nanjing Metro () is a north-south line and the first operating metro line in the Nanjing Metro
The Nanjing Metro is a rapid transit system serving the urban and suburban districts of Nanjing, the capital city of Jiangsu Province ...
Line 1 (Shanghai Metro)
Line 1 is a north-south line of the Shanghai Metro. It runs from in the north, via to in the south. The first line to open in the Shanghai Metro system, line 1 serves many important points in Shanghai, including and Xujiahui. Due to the larg ...
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Line 1 (Shaoxing Metro)
Line 1 of Shaoxing Metro () is a metro line in Shaoxing.
Section
;Main line (Keqiao section)
The section from Guniangqiao to China Textile City opened on 28 June 2021. The section is in length with 10 stations.
;Main line (remaining section)
T ...
Line 1 (Shenzhen Metro)
Shenzhen Metro Line 1 (formerly branded as Luobao line) runs West–East from to .Line 1 (Shijiazhuang Metro)
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Line 1 (Suzhou Rail Transit)
Line 1 is the main west–east line of Suzhou Rail Transit, and it started service on April 28, 2012. Line 1 is the first rapid transit line in Suzhou
Suzhou (; ; Suzhounese: ''sou¹ tseu¹'' , Mandarin: ), alternately romanized as Sooch ...
Line 1 (Wuhan Metro)
The Line 1 of Wuhan Metro () is an elevated metro line in the city of Wuhan, Hubei. It is the longest continuous metro viaduct in the world. Line 1 opened on 28 July 2004, making Wuhan the fifth city in mainland China to have a metro system aft ...
Line 1 (Xiamen Metro)
Line 1 of the Xiamen Metro is a subway line in Xiamen
Xiamen ( , ; ), also known as Amoy (, from Hokkien pronunciation ), is a sub-provincial city in southeastern Fujian, People's Republic of China, beside the Taiwan Strait. It is di ...
Line 1 (Mumbai Metro)
The ''Blue Line'' of thMumbai Metro 1 or the Versova-Andheri-Ghatkopar Line, is part of the metro system for the city of Mumbai, India. The 11.40 km line is fully elevated, and consists of 12 stations from Versova to Ghatkopar. The line ...
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Line 1 (Mumbai Monorail)
Line 1 of the Mumbai Monorail is, as of 2018, the only current line in the monorail system for the city of Mumbai, India. It is also referred to as ''Jacob Circle-Wadala-Chembur line/corridor''. Built at a cost of approximately , the line is ...
Kolkata Metro Line 1
The Line 1, Blue Line, also known as North–South Metro of the Kolkata Metro, is a rapid transit system serving South 24 Parganas, Kolkata and North 24 Parganas in Indian state of West Bengal. It consists of 26 operational stations from Dak ...
Kūkō Line (Fukuoka City Subway)
The is a subway line, part of the Fukuoka City Subway system in Fukuoka, Japan. It connects Meinohama, Nishi Ward to Fukuokakūkō (Fukuoka Airport), Hakata Ward, all within Fukuoka. The line's color on maps is orange. Officially, the lin ...
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Toei Asakusa Line
The is a subway line in Tokyo, Japan, operated by the Tokyo subway operator Toei Subway. The line runs between in Ōta and in Sumida. The line is named after the Asakusa district, a cultural center of Tokyo, under which it passes.
The Asa ...
Gwangju Metro Line 1
Gwangju Metro Line 1 is a rapid transit line in Gwangju, South Korea, operated by the Gwangju Metropolitan Rapid Transit Corporation (GRTC, or Gwangju Metro). It connects Nokdong station in Dong-gu at its eastern terminus to Pyeongdong stat ...
Seoul Subway Line 1
Seoul Metropolitan Subway Line 1 of the Seoul Metropolitan Subway is a rapid transit and commuter rail line which links central Seoul, South Korea to Soyosan Station in the northeast, Incheon in the southwest, and Sinchang (Soonchunhyang Univ ...
Tehran Metro Line 1
Tehran Metro Line 1, coloured red on system maps runs north-south and is of which is underground (from Tajrish station to Shush Station) and the rest ''at grade'' (at surface level). The number of stations along this line is 29 of which 22 st ...
Seremban Line
The Seremban Line ( ms, Laluan Seremban) or Seremban Komuter Line ( ms, Laluan Komuter Seremban) is one of the three KTM Komuter Central Sector lines provided by Keretapi Tanah Melayu. Its electric trains run between and , with some services t ...
, Malaysia
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LRT Line 1 (Metro Manila)
The Light Rail Transit Line 1, commonly referred to as LRT Line 1 or LRT-1, is a light rapid transit system line in Metro Manila, Philippines, operated by Light Rail Manila Corporation (LRMC) and owned by the Light Rail Transit Authority ( ...
Wenhu Line
The Wenhu or Brown line (code BR) is a metro line in Taipei operated by Taipei Metro, named after the districts it connects: Wenshan and Neihu. It is an automated medium-capacity rubber-tyred metro line and is long, serving a total of 24 st ...
Île-de-France tramway Line 1
Île-de-France tramway Line 1 (usually called simply T1) is part of the modern tram network of the Île-de-France region of France. Line T1 connects Noisy-le-Sec station and Asnières-sur-Seine with a suburban alignment running in parallel to ...
, Paris
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Paris Métro Line 1
Paris Métro Line 1 (French: ''Ligne 1 du métro de Paris'') is one of the sixteen lines of the Paris Métro. It connects La Défense–Grande Arche in the northwest and Château de Vincennes in the southeast. Also, there is a future eastern e ...
Germany
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U1 (Berlin U-Bahn)
U1 is a line on the Berlin U-Bahn, which is long and has 13 stations. Its traditional line designation was BII. It runs east–west and its eastern terminus is Warschauer Straße S-Bahn station where it connects to the Schlesische Bahn. Fr ...
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U1 (Frankfurt U-Bahn)
The A line is the north-to-south main line of the Frankfurt U-Bahn. It is the oldest and longest line of the U-Bahn system. Served by four routes (U1, U2, U3 and U8) starting at ''Südbahnhof Railway Station'' in Sachsenhausen, the A line runs thr ...
U1 (Munich U-Bahn)
The Munich U-Bahn (german: U-Bahn München) is an electric rail rapid transit network in Munich, Germany. The system began operation in 1971, and is operated by the municipally owned Münchner Verkehrsgesellschaft (MVG; Munich Transport Company ...
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U1 (Nuremberg U-Bahn)
The U1 is an underground line in Nuremberg. The first part of the line was opened on 1 March 1972. It is about long and has 27 stations. The termini are Langwasser Süd in the southeast and Fürth Hardhöhe in the northwest. Until 11 Decembe ...
Greece
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Line 1 (Athens Metro)
Line 1 is the oldest of the three lines of the Athens Metro, running from to . The Athens-Piraeus Railway Company (SAP S.A.) first opened the line, between and , on 27 February 1869. On 4 February 1885 Lavrion Square-Strofyli railway line opene ...
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Line 1 (Thessaloniki Metro)
Line 1 of the Thessaloniki Metro, also known as the Base Project ( el, Βασικό Έργο), is a deep-level underground rapid transit line in Thessaloniki, Greece, connecting in the west with in the east, before continuing on to the . The li ...
Italy
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Line 1 (Naples Metro)
Line 1 (Italian: ''linea uno'') is an rapid transit line, part of the Naples Metro in Naples, Italy. , Line 1 connects 18 stations. It is operated by Azienda Napoletana Mobilità SpA (ANM). The line has been renamed ''Metrò dell'Arte'' (Metro ...
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Milan Metro Line 1
Line 1 (''Linea Uno'' in Italian) is the first underground rapid transit line built in Milan, Italy. It is part of the Milan Metro and it is operated by ATM. Works on the line began in 1957, and the first part was opened on 1 November 1964, runn ...
Line 1 (Saint Petersburg Metro)
Line 1 of the Saint Petersburg Metro, also known as ''Kirovsko-Vyborgskaya Line'' (russian: Ки́ровско-Вы́боргская ли́ния) or ''Red Line'', is the oldest rapid transit line in Saint Petersburg, Russia, opened in 1955, wh ...
Spain
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Line 1 (Bilbao metro)
Line 1 of the Bilbao metro is a rapid transit line in Biscay, Basque Country, Spain. It runs from Etxebarri to Plentzia. Its route covers the municipality of Etxebarri, the city of Bilbao, the right bank of the Nervión river and Uribe Kosta. ...
Line 1 (Metrovalencia)
Line 1 is the oldest rail service in Metrovalencia, in Valencia, Spain. The line opened in 1988 and has 40 stations with a total track length of . This makes Line 1 the longest line of the Metrovalencia, almost two times longer than Line 2.
The ...
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Barcelona Metro line 1
Line 1, shortened to L1, coloured red and often simply called ''Línia vermella'' ("Red Line"), is the second oldest Barcelona Metro line, after line Barcelona Metro line 3, L3. It is the longest line of the Barcelona Metro, and links L'Hospita ...
Line 1 (Kharkiv Metro)
The Kholodnohirsko–Zavodska line ( uk, Холодногірсько-Заводська лінія, russian: Холодногорско-Заводская линия) is a line of the Kharkiv Metro, serving Kharkiv, the second largest city in Ukr ...
U1 (Vienna U-Bahn)
Line U1 is a line on the Vienna U-Bahn metro system. Opened in 1978, it currently has 24 stations and a total length of , from to . When the extension to Oberlaa was completed in 2017, the line became the longest on the network, surpassing the ...
Brussels Metro line 1
nl, Metrolijn 1
, image=Metrolijn1brussel.svg
, caption=Map of Line 1
, color=
, locale=Brussels
, type=Rapid transit
, start= Brussels-West
, end= Stokkel/Stockel
, open=
, operator=Brussels Intercommunal Transport Company
, depot=Delta
, station ...
, Belgium
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M1 (Copenhagen Metro)
M1 of the Copenhagen Metro, colored green on the map, runs from Vanløse to Vestamager. It connects the Ørestad neighborhood of Copenhagen, Denmark, to the city center. The line is elevated while traveling through Ørestad, while it runs in a tun ...
, Denmark
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Metro Line M1 (Budapest Metro)
Line 1 (Officially: Millennium Underground Railway, Metro 1 or M1) is the oldest line of the Budapest Metro, it was built from 1894 to 1896. It is known locally as "the small underground" (''"a kisföldalatti"''), while the M2, M3 and M4 are call ...
, Hungary
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M1 (Warsaw)
Line M1 is the first line of the Warsaw Metro. It is 23.1 km long, has 21 stations and runs from the Kabaty estate in the Ursynów district to the Młociny district in Bielany.
The decision to build it was made in 1982, and a year later the firs ...
, Poland
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Bucharest Metro Line M1
M1 () is the oldest line of the Bucharest Metro, the first section having been opened on 16 November 1979. The M1 Line runs from Dristor 2 to Pantelimon. Between Nicolae Grigorescu and Eroilor it shares of tracks with the M3. Due to the sing ...
Line 1 Yonge–University
Line 1 Yonge–University is a rapid transit line on the Toronto subway. It serves Toronto and the neighbouring city of Vaughan in Ontario, Canada. It is operated by the Toronto Transit Commission, has 38 stations and is in length, making it th ...
, Toronto, Ontario
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Green Line (Montreal Metro)
The Green Line (french: Ligne verte), also known as Line 1, is one of the four lines of the Montreal Metro in Montreal, Quebec, Canada. The line runs through the commercial section of downtown Montreal underneath Boulevard de Maisonneuve, forme ...
Mexico City Metro Line 1
Mexico City Metro Line 1 is one of the twelve metro lines operating in Mexico City, Mexico. Officially inaugurated in 1969, it went to become the first metro line to be built in the country. Its identifying color is pink and it runs through the c ...
Route 1 (MTA Maryland)
CityLink Navy is a bus route operated by the Maryland Transit Administration in Baltimore. It replaced Route 1 in 2017. The bus route is the successor to the 1 Gilmor Street, 2 Carey Street, and 2 Fort Avenue streetcar lines.
History
The Citizens ...
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1 (New York City Subway service)
The 1 Broadway–Seventh Avenue Local is a rapid transit service in the A Division of the New York City Subway. Its route emblem, or "bullet", is colored , since it uses the IRT Broadway–Seventh Avenue Line for its entire route.
The 1 oper ...
, New York
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1 Line (Sound Transit)
The 1Line, formerly Central Link, is a light rail line in Seattle, Washington, United States, and part of Sound Transit's Link light rail system. It serves 19 stations in the cities of Seattle, SeaTac, and Tukwila, traveling nearly between ...
Line 1 (Rio de Janeiro)
Line 1 of the Rio de Janeiro Metro
The Rio de Janeiro Metro ( pt, MetrôRio, ), commonly referred to as just the ''Metrô'' () is a rapid transit network that serves the city of Rio de Janeiro, Brazil. The Metrô was inaugurated on 5 March 1 ...
Line 1 (São Paulo Metro)
Line 1 (Blue) ( pt, Linha 1–Azul) is one of the six lines that make up the São Paulo Metro and one of the thirteen lines that make up the Metropolitan Rail Transportation Network. It was the first line built for the São Paulo Metro
The ...
Other places in South America
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Santiago Metro Line 1
Santiago Metro Line 1 is the oldest of the seven existing rapid transit lines that make up the Santiago Metro system. Being its busiest, it has a total of 27 stations along its length, constructed almost entirely underground (save for some open c ...
* A "one-line whip", an application of a Whip in politics
* LINE 1 (a.k.a. L1), a non-LTR
retrotransposon
Retrotransposons (also called Class I transposable elements or transposons via RNA intermediates) are a type of genetic component that copy and paste themselves into different genomic locations (transposon) by converting RNA back into DNA through ...
and the only Long INterspersed Element (LINE) active in the human genome