Rheinbahn is a public transport operator operating in Düsseldorf, Meerbusch and Kreis Mettmann. Its network consists of the Düsseldorf Stadtbahn, a network of 11 Stadtbahn lines which are integrated in the Rhine-Ruhr Stadtbahn network, as well as Düsseldorf's tram system and 92 bus lines. The total rail network length was 155.2 kilometres (96.4 mi) in 2021. In 2004, Rheinbahn transported 690,000 passengers per day.