The Kolkata Metro is a rapid transit system serving the city of Kolkata and the Kolkata Metropolitan Region in West Bengal, India. Opened in 1984, it was the first operational rapid transit system in India. Currently it is the second busiest and fifth longest rapid transit system in India. As of now, it has one fully operational, and three partly operational lines for a total of 59.38 km (36.90 mi). Two other lines are in various phases of construction and planning. The system has a mix of underground, at-grade, and elevated stations using both broad-gauge and standard-gauge tracks. It operates on a 750 V DC Third rail system. Trains operate between 06:50 and 22:40 IST and the fares range from ₹5 to ₹50.
Kolkata the Capital of the Indian state of West Bengal has a good transportation system. Kolkata's transport system is diverse, with a mix of modern and traditional modes of transport catering to the city's large population.
Kolkata Circular Railway, also known as the Kolkata Chakra Rail, is a 36.20 km (22.49 mi) long railway loop line operated by the Sealdah division of the Eastern Railway zone of Indian Railways, encircling the city of Kolkata.
Ultadanga is one of the most crowded junctions in North Kolkata. The place is located at the north-eastern fringe of the city and marks the limit of Kolkata district. Prominent places in Ultadanga are Telenga Bagan and Muchi Bazar.
Bidhannagar Road is a Kolkata Suburban Railway junction station on the Sealdah–Ranaghat line. Its code is BNXR. It is linked to the Sealdah South lines via Sir Gurudas Banerjee Halt railway station. It is located in Ultadanga, Kolkata, West Bengal, India. It serves Ultadanga, Kankurgachi, Salt Lake and other surrounding areas in Kolkata.
Barasat Junction is a Kolkata Suburban Railway station in Barasat. It is one of the major suburban railway stations in North 24 Parganas district, West Bengal, India. Generally, people commuting daily use this station for travelling to Kolkata's Central Business District or other towns, with the busiest times at the station being the morning and evening peak periods. This station provides the facility of separate rest rooms for both male & female passengers. Barasat Junction Railway station consists of 6 permanent platforms.
Park Street is an underground interchange metro station on the North-South corridor of the Blue Line and on the Purple Line of Kolkata Metro in Kolkata, West Bengal, India. The station is located on the crossing of Jawaharlal Nehru Road and Park Street after which the station was named). It is one of the deepest underground metro stations of Kolkata Metro. It is the first underground station to have side platforms, which are mostly seen in elevated metro stations.
Blue Line is a rapid transit metro line of the Kolkata Metro in Kolkata, West Bengal, India. It consists of 26 operational stations from Dakshineswar to Kavi Subhash, out of which 9 of the stations are elevated, 2 are at-grade and the remaining 15 are underground. With a total distance of 32.13 km (19.96 mi), the line connects Dakshineswar and New Garia and uses 5 ft 6 in broad gauge tracks. This line was the first underground railway to be built in India, with the first operations commencing in October 1984 and the full stretch that was initially planned being operational by February 1995. On 28 December 2010, Kolkata Metro became the 17th zone of the Indian Railways. Being the country's first, and a completely indigenous process, the construction of the Kolkata Metro Blue Line was more of a trial-and-error affair, in contrast to the Delhi Metro, which has seen the involvement of numerous international consultants. As a result, it took nearly 23 years to completely construct around 15 km (9.3 mi) underground railway from Birpara up to Tollygunge.
Green Line is a rapid transit metro line of the Kolkata Metro in Kolkata, West Bengal, India. It currently consists of two distinctly operational sections from Salt Lake Sector-V to Sealdah, and Esplanade to Howrah Maidan by going underneath the Hooghly River. A future eastern extension from Sector-V to Teghoria is planned. It will cover a distance of 22 km (14 mi) and consist of 17 stations from Teghoria (Haldiram) in the east to Howrah Maidan in the west, of which it will consist of 11 elevated and 6 underground stations, and the operational section consists of 6 elevated and 6 underground stations, with a total distance of 13.1 km (8.1 mi). It is expected to derive a very high ridership, since it will connect India's two largest commuter railway and long-distance railway terminals, Howrah and Sealdah, along with two of its largest business districts, BBD Bagh and Salt Lake Sector V. At present, more than 100,000 passengers commute through the line every day, and this figure is expected to go up to 1 million after it gets fully completed by 2035. It will also connect the industrial hub of Kolkata, i.e., Howrah and the IT hub of Kolkata, i.e., Salt Lake Sector-V. It has interchange with Blue Line at Esplanade and will eventually connect with Purple and Orange Lines.
North Kolkata encompasses the northern part of Kolkata, including the city's oldest neighborhoods.
Purple Line is a rapid transit metro line of the Kolkata Metro in Kolkata, West Bengal, India. A 6.5 kilometres (4.0 mi) stretch from Joka to Taratala of this line was inaugurated on 30 December 2022 and after extended to Majerhat on 6 March 2024. This line will span 16.67 kilometres (10.36 mi) from Joka in the south to Esplanade in the north. It has interchange with Blue Line at Park Street in central Kolkata and run parallel with Blue Line up to Esplanade where it has an interchange with Green Line. It is being built by Rail Vikas Nigam Limited.
Yellow Line is a rapid transit metro line of the Kolkata Metro in Kolkata, West Bengal, India. It is a 16.876 km (10.486 mi) long line from Noapara to Barasat in North 24 Parganas, which is under construction. It is being built by RVNL, Senbo & ITD. It will run mostly on underground tunnels, the track will be elevated until Jessore Road from Noapara and then go underground towards Barasat metro station. It will have an interchange at the Kolkata Airport with Orange Line.
Orange Line is a rapid transit metro line of the Kolkata Metro in Kolkata, West Bengal, India. It will connect New Garia with Netaji Subhas Chandra Bose International Airport via two major satellite towns of Kolkata metropolitan region, Salt Lake and New Town. It currently operates between Kavi Subhash and Hemanta Mukhopadhyay. This line will be one of the most important stretches of Kolkata Metro because it will connect the southern and the eastern parts of the city with Kolkata Airport. The total distance of this route will be 29.87 km (18.56 mi). It has an interchange with Blue Line at Kavi Subhash and will eventually connect with Green Line near IT Centre and Yellow Line at Jai Hind.
Howrah metro station is a metro station on Kolkata Metro's Green Line in Howrah, India. Built underneath Howrah railway station's new and old complex, the metro station allows interchanging with other zones of Indian Railways as part of the Howrah station transport hub. It is the deepest metro station in India. To the east, the station connects to Mahakaran station in Kolkata through India's biggest under-river metro tunnel beneath the Hooghly river; whilst to the west the adjacent station is Howrah Maidan.
Jai Hind is a metro station of Kolkata Metro. It will serve the city of Kolkata's main airport, the Netaji Subhas Chandra Bose International Airport. As of October 2024 the station is planned to be open for service during March 2025.
East–West Metro Tunnel is an underwater river tunnel of Kolkata Metro in Kolkata, West Bengal. The river tunnel is constructed underneath Hooghly River. It is the biggest underwater river tunnel of India, which is made for metro rail service. The East–West Metro Tunnel length is 10.8 km (6.7 mi) and width is 5.5 metres. A 520 m stretch of the tracks goes through a tunnel under the Hooghly River. The roof of the tunnel is about 30 metres from the ground level. The tunnel was completed in 2021. The tunnel is used by Green Line, also known as East–West Metro Line, for metro rail service by Kolkata Metro Rail Corporation and it was constructed by Afcons Infrastructure.
Narkeldanga is a neighbourhood in North Kolkata in Kolkata district in the Indian state of West Bengal.
Phoolbagan is a neighbourhood in North Central Kolkata in Kolkata district in the Indian state of West Bengal. Subhas Sarovar is one of the famous tourist attraction of Kolkata present in the locality of Phoolbagan.
Sir Gurudas Banerjee Halt railway station is a Kolkata Suburban Railway station in Narkeldanga, Kolkata. It serves the local areas of Narkeldanga and Phoolbagan in Kolkata, West Bengal, India. A few trains run through this station and halt here. The station has two platforms. Its code is SGBA.
India 
Sir Gurudas Banerjee Halt 
