Line 4

Line 4 or 4 Line may refer to:

Public transport

Asia

Line 4 (Chennai Metro), or Orange Line, under construction in India
Line 4 (Riyadh Metro), in Saudi Arabia
Yellow Line (Kolkata Metro), in India
Busan Metro Line 4, a rubber-tyred metro line in Busan, South Korea
Manila Light Rail Transit System Line 4, Metro Manila, Philippines
MRT Line 4 (Dhaka Metro Rail), in Bangladesh
Line 4 (Mumbai Metro), under early stages of construction
Chūō Line (Osaka) or Chūō Line, in Japan
Seoul Subway Line 4, a line across the National Capital Area, South Korea
Sri Petaling Line, the fourth rapid transit line in Klang Valley, Malaysia
Zhonghe–Xinlu line, a metro line in Taipei, Taiwan

China

Line 4 (Beijing Subway), a subway line in Beijing
Line 4 (Changchun Rail Transit), a metro line in Changchun, Jilin
Line 4 (Changsha Metro), a metro line in Changsha, Hunan
Line 4 (Chengdu Metro), a metro line in Chengdu, Sichuan
Line 4 (Chongqing Rail Transit), a metro line in Chongqing
Line 4 (Dongguan Rail Transit), a planned metro line in Dongguan, Guangdong
Line 4 (Fuzhou Metro), a line under construction in Fuzhou, Fujian
Line 4 (Guangzhou Metro), a metro line in Guangzhou, Guangdong
Line 4 (Hangzhou Metro), a metro line in Hangzhou, Zhejiang
Line 4 (Hefei Metro), a metro line in Hefei, Anhui
Line 4 (Jinan Metro), a metro line in Jinan, Shandong
Line 4 (Kunming Metro), a metro line in Kunming, Yunnan
Line 4 (Nanchang Metro), a metro line in Nanchang, Jiangxi
Line 4 (Nanjing Metro), a metro line in Nanjing, Jiangsu
Line 4 (Nanning Metro), a metro line in Nanning, Guangxi
Line 4 (Ningbo Rail Transit), a metro line in Ningbo, Zhejiang
Line 4 (Qingdao Metro), a metro line in Qingdao, Shandong
Line 4 (Shanghai Metro), a metro line in Shanghai
Line 4 (Shenzhen Metro), a metro line in Shenzhen, Guangdong
Line 4 (Suzhou Metro), a metro line in Suzhou, Jiangsu
Line 4 (Tianjin Metro), a metro line in Tianjin
Line 4 (Wuhan Metro), a metro line in Wuhan, Hubei
Line 4 (Wuxi Metro), a metro line in Wuxi, Jiangsu
Line 4 (Xi'an Metro), a metro line in Xi'an, Shaanxi
Line 4 (Xiamen Metro), a metro line in Xiamen, Fujian
Line 4 (Zhengzhou Metro), a metro line in Zhengzhou, Henan

Europe

Line 4 (Athens Metro), an under construction metro line in Greece
Barcelona Metro line 4, a line in Spain
Rodalies Barcelona line 4, a commuter railway in Spain
Line 4 (Bilbao Metro), a proposed line
Line 4 (Bucharest Metro), a line in Romania
Line 4 (Budapest Metro), a line in Hungary
Line 4 (Madrid Metro), a line in Spain
Line 4 (Milan metro), an underground rapid transit line under construction in Italy
Line 4 (Moscow Metro), a metro line in Moscow, Russia
Paris Metro Line 4, a line in France
Paris Tramway Line 4, a tram-train line just outside the limits of Paris proper
Line 4 (Saint Petersburg Metro), a metro line in Saint Petersburg, Russia
U4 (Vienna U-Bahn), a line in Austria

Oceania

Eastern Suburbs and Illawarra Line, coded T4, coloured navy, a train line in Sydney, New South Wales.

North America

Line 4 Sheppard, a subway line in Toronto, Canada
Yellow Line (Montreal Metro), formerly known as Line 4, in Canada
Line 4 of the Guadalajara urban rail system, Mexico
Mexico City Metro Line 4, a rapid transit line in Mexico City
Mexico City Metrobús Line 4, a bus rapid transit line in Mexico City
Route 4 (Baltimore), a bus route in the United States
No. 4 Line (Baltimore streetcar), replaced by MTA Maryland Route 15
4 (New York City Subway service), a subway line in New York City
4 (Los Angeles Railway), streetcar lines in Los Angeles
4 Line (Sound Transit), a planned light rail line in Washington State
Line 4 (O-Train), the Airport Link (Blue Line) of Ottawa's O-Train

South America

Line 4 (Rio de Janeiro), a line under construction in Brazil
Line 4 (São Paulo Metro), a line under construction in Brazil
Santiago Metro Line 4, in Chile
Santiago Metro Line 4A, in Chile

Measurement

4-line, obsolete measure in Line
4-line, 12.17x44mm ammunition or a rifle which fires it

See also

This disambiguation page lists articles associated with the title Line 4.
If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.