Howrah railway station is a railway station located in the city of Howrah, of Kolkata Metropolitan Area, West Bengal, India. It is the largest and busiest railway complex in India, as well as one of the busiest and largest train stations in the world. It is also the oldest surviving railway complex in India. Howrah is one of the five large intercity railway stations serving the Kolkata metropolitan area, the others being Sealdah, Santragachi, Shalimar and Kolkata railway station.