Call a Bike is Deutsche Bahn's nationwide bike-sharing service – and one of the largest and most successful in Germany. With Call a Bike, you're helping the environment. Not only does cycling get you through the city emission-free, but it also reduces traffic congestion. And cycling keeps you fit and saves you money. Wherever you arrive, Call a Bike is usually already there. We offer seamless connections to public transport and Deutsche Bahn's train and car-sharing network. With our fleet of over 13, 000 rental bikes, you're always comfortable and flexible. You can find our bikes in 80 cities and towns across Germany. Whether for your commute, a leisure trip to the park, or a night out – Call a Bike is always there for you! Registration is quick and easy.