Circle Line or circular line is an expression commonly used to describe a circle route in a public transport network or system. Circle Line or Circular line may also refer to:

Railways

Asia

Bangladesh

Chittagong Circular Railway Chittagong Circular Railway is a suburban railway system in the city of Chittagong in Bangladesh to ameliorate the commuters' suffering and improve traffic situation in the city. The construction was complete by February 2013 and it became operatio ...

China

Line 2 (Beijing Subway) Line 2 of the Beijing Subway () is a rapid transit rail line in central Beijing that runs in a rectangular loop around the city centre. The line traces the Ming dynasty inner city wall, which was demolished and paved over by the 2nd Ring Road a ...

* Line 10 (Beijing Subway) *

Line 4 (Shanghai Metro) Line 4 is a loop line of the Shanghai Metro network. Its older rolling stock carry a bright purple colour belt to differentiate them from Line 3 trains which share a portion of its route, while the newer stock features a yellow and purple livery ...

* Line 7 (Chengdu Metro) *

Line 5 (Zhengzhou Metro) Line 5 of Zhengzhou Metro () is a rapid transit line in Zhengzhou that runs in a loop around the city center. It is the only loop-line planned in the Zhengzhou Metro system. The line opened on 20 May 2019. This line is the first rapid transit lin ...

* Loop line (Chongqing Rail Transit) *

Line 11 (Guangzhou Metro) Line 11 of the Guangzhou Metro () is a rapid transit rail line under construction in Guangzhou. It will be a loop line around the city center, connecting Guangzhou railway station, Guangzhou East railway station, , and . Summary The line form ...

(under construction) * Line 3 (Harbin Metro) (partly in operation) * Guiyang railway loop line

India

Delhi Ring Railway The Delhi Ring railway, a part of Delhi's suburban railway services, is a circular railway network in Delhi that runs parallel to the Ring Road. It was laid in 1975 primarily to service freight trains that could bypass the crowded and passeng ...

Kolkata Circular Railway Kolkata Circular Railway, also known as the Kolkata Chakra Rail (), is a long railway loop line operated by the Sealdah division of the Eastern Railway zone of Indian Railways, encircling the city of Kolkata. Services The line begins and term ...

Pink Line (Delhi Metro) The Pink Line (Line 7) is a metro rail line of the Delhi Metro, a rapid transit system in Delhi, India. It consists of 38 metro stations from Majlis Park to Shiv Vihar, both in North Delhi. The Pink Line, with a length of , is the longest ...

(partly in operation)

Japan

Meijō Line The is a subway line forming part of the Nagoya Municipal Subway system in Nagoya, Japan, operated by Transportation Bureau City of Nagoya. It is a loop line that runs from Kanayama, via Sakae, Ōzone, Nagoya Daigaku, and back to Kanayam ...

, in Nagoya *

Osaka Loop Line The is a railway loop line in Japan operated by the West Japan Railway Company (JR West). It encircles central Osaka. Part of a second, proposed outer loop line, the Osaka Higashi Line, from Hanaten to Kyuhoji was opened on March 15, 2008, an ...

, in Osaka *

Sapporo Streetcar The is a tram network located in Sapporo, Hokkaidō, Japan. It is operated by the Sapporo City Transportation Bureau. The system is sometimes referred to by residents as simply the . The first section of the network opened in 1909 as the ; i ...

, in Sapporo *

Toei Ōedo Line The is a subway line in Tokyo, Japan, operated by the Tokyo Metropolitan Bureau of Transportation (Toei). It commenced full operations on December 12, 2000; using the Japanese calendar this reads "12/12/12" as the year 2000 equals Heisei 12. T ...

, in Tokyo * Toyama City Tram Line Route 3, in Toyama *

Yamanote Line The Yamanote Line ( ja, 山手線, Yamanote-sen) is a loop service in Tokyo, Japan, operated by the East Japan Railway Company (JR East). It is one of Tokyo's busiest and most important lines, connecting most of Tokyo's major stations and urban c ...

, in Tokyo

Malaysia

MRT Circle Line The MRT 3, MRT Line 3 or MRT Circle Line is a proposed thirteenth rail transit line, the third Mass Rapid Transit line and the fourth fully automated and driverless rail system in the Klang Valley, Malaysia. Once completed, this line would ...

, in Kuala Lumpur

Myanmar

Yangon Circular Railway Yangon Circular Railway ( my, ရန်ကုန် မြို့ပတ် ရထား ) is the local commuter rail network that serves the Yangon metropolitan area. Operated by Myanmar Railways, the 39-station loop system connects satellite t ...

Pakistan

Karachi Circular Railway Karachi Circular Railway (abbreviated as KCR) ( ur, , Sindhi: ڪراچي سرڪيولر ريلوي) is a partially active regional public transit system in Karachi, Sindh, Pakistan, which serves the Karachi metropolitan area. KCR was fully ...

Singapore

* Circle MRT line

South Korea

Seoul Subway Line 2 Seoul Subway Line 2 ( ko, 서울 지하철 2호선), also known as the Circle Line, is a circular line of the Seoul Metropolitan Subway. The line running clockwise is called the "inner circle line" and the counter-clockwise line is called the " ...

Taiwan

Circular light rail The Circular light rail () is a light rail line in Kaohsiung, Taiwan, operated by Kaohsiung Rapid Transit Corporation. The southern part of this line makes use of the defunct tracks of the Kaohsiung Harbor Railway Line. Construction cos ...

, in Kaohsiung *

Circular line (Taipei Metro) The Circular or Yellow line (code Y) () is a metro line operated by Taipei Metro. The first phase of the project consists of the section from to and is approximately long with 14 stations. This initial section was opened on 31 January 2020. H ...

Thailand

* MRT Blue Line, in Bangkok

Europe

Denmark

City Circle Line The City Circle Line ( da, Cityringen) or M3 is a loop line of the Copenhagen Metro. It has been claimed by COWI A/S that the City Circle Line is the largest construction project to have taken place in Copenhagen during the last 400 years.

, in Copenhagen

Finland

Ring Rail Line The Ring Rail Line ( fi, Kehärata, sv, Ringbanan; formerly ''Marjarata'') is a railway route in the area of the city of Vantaa, in the Greater Helsinki Metropolitan Area of Finland. It connects Helsinki-Vantaa Airport and the adjacent Aviapolis ...

, in Vantaa (Greater Helsinki)

Germany

Berlin Ringbahn The Ringbahn (German for circle railway) is a long circle route around Berlin's inner city area, on the Berlin S-Bahn network. Its course is made up of a double-tracked S-Bahn ring and a parallel freight ring. The S-Bahn lines S41 and S42 prov ...

Norway

* Ring Line (Oslo)

Poland

* Łódz Circular line, a section of the Łódzka Kolej Aglomeracyjna commuter rail service, Łódz, Poland

Russia

Bolshaya Koltsevaya line The Bolshaya Koltsevaya line (russian: Большая кольцевая линия), known in English as the Big Circle Line, designated Line 11 and 11A is an under construction rapid transit line of the Moscow Metro The Moscow Metro) is a ...

, also known as the Big Circle line, a rapid transit line under construction in Moscow (Line 11) * Koltsevaya line, also called the Circle line, a rapid transit line in Moscow (Line 5) *

Moscow Central Circle The Moscow Central Circle or MCC (russian: Московское центральное кольцо, МЦК), designated Line 14 and marked in a strawberry red/white color is a orbital urban/metropolitan rail line that encircles historical M ...

, an urban/metropolitan rail line around Moscow (Line 14)

Spain

* Line 6 (Madrid Metro) * Line 12 (Madrid Metro)

United Kingdom

Circle line (London Underground) The Circle line is a spiral-shaped London Underground line, running from Hammersmith in the west to Edgware Road and then looping around central London back to Edgware Road. The railway is below ground in the central section and on the loop e ...

, in London *

Cathcart Circle Lines The Cathcart Circle Lines form a mostly suburban railway route linking Glasgow (Central) to Cathcart via a circular line, with branches to Newton and Neilston, on the south bank of the River Clyde. They are part of the Strathclyde Partners ...

, in Glasgow *

Fife Circle Line The Fife Circle Line is the local rail service north from Edinburgh. It links towns of south Fife and the coastal towns along the Firth of Forth before heading to Edinburgh. Operationally, the service is not strictly a circle route, but, rat ...

, in Edinburgh and Fife * Glasgow Subway, in Glasgow

North America

United States

* Chicago 'L' Circle Line proposed but unbuilt

Oceania

Australia

City Circle The City Circle is a mostly-underground railway line located in the Sydney central business district and Haymarket, in New South Wales, Australia, that forms the core of Sydney's passenger rail network. The lines are owned by the Transport A ...

, in Sydney * City Circle free tram, in Melbourne *City Circle trains were originally a feature of the City Loop in Melbourne *

Inner Circle railway line The Inner Circle Line was a steam era suburban railway line (later electrified) in Melbourne, Australia. It served the inner-northern suburbs of Parkville, Carlton North, Fitzroy North, and Fitzroy. At its closure, it ran from Roy ...

, in Melbourne *

Outer Circle railway line The Outer Circle Railway was opened in stages in 1890 and 1891, as a steam-era suburban railway line, in Melbourne, Australia. It traversed much of the modern City of Boroondara, including the suburbs of (from north to south) Kew East, Cam ...

, in Melbourne

Waterways

;United States * Circle Line Downtown, in New York City *

Circle Line Sightseeing Cruises Circle Line Sightseeing Cruises is a boat-based sightseeing and entertainment company in Manhattan, New York. Its principal business is operating guided tours of New York City from its base at Pier 83 in the Hell's Kitchen neighborhood. History Ci ...

, in New York City

Others

* ''Circle Line'' (film), Singaporean film