About Zipcar Book a car with Zipcar, the world’s largest car sharing club. With cars and vans conveniently located and available to book by the hour, book car hire in London, Bristol, Cambridge and Oxford with a few cars also in Maidstone as well as Edinburgh and Glasgow airports. Cars can be booked by phone, online or using the app. Simply choose your make and model parked in your local area and then get in and drive off. In London you will also avoid congestion charges and on street parking permits.