From Wikipedia : Bowes Park railway station is in the London Borough of Haringey in north London, and is on the boundary of Travelcard Zone 3 and Travelcard Zone 4. It is 5 miles 55 chains (5.69 miles, 9.15 km) down the line from London King's Cross. The station and all trains serving it are operated by Great Northern, on the Hertford Loop Line. It was first opened by the GNR in 1880, some nine years after the Loop Line itself was completed.