This is a list of stations of the Kolkata Suburban Railway, a suburban rail system serving the Kolkata Metropolitan Region in West Bengal, India. The Kolkata Suburban Railway was opened in 1854. The system is operated by Eastern Railway and South Eastern Railway zone. Each route contains "slow" and "fast" tracks. "Slow" tracks are dedicated tracks for suburban trains, while "fast" tracks are shared with long-distance trains operated by Indian Railways. Some railway stations on the network serve both suburban as well as long-distance trains.