Sealdah (station code:SDAH) is one of India's major railway terminals serving the city of Kolkata. The other main railway stations in the Kolkata metropolitan region are Howrah, Shalimar, Kolkata and Santragachi. Sealdah Railway station is the busiest railway stations in India in terms of daily passenger's footfall. Sealdah has a daily passenger footfall of over 1.2 million. It is an important suburban rail terminal. Kolkata Metro Line 2 passes through Sealdah with the new Sealdah station.