Royal Oak is a station on the Hammersmith and City Line, between Westbourne Park and Paddington stations, and in Travelcard Zone 2. It is the least used station on the Hammersmith and City line with its 1.382 million passengers per annum. The station opened 30 October 1871 although the Metropolitan Railway extension to Hammersmith had opened in 1864. It is close to the A40(M) out of London. The station may be named after a nearby pub, the Royal Oak, which changed its name circa 2006, and is now called The Porchester.