Osterley (/ˈɒstərli/ OST-ər-lee) is a London Underground station in Osterley in west London. The station is on the Heathrow branch of the Piccadilly line, between Boston Manor and Hounslow East. The station is located on Great West Road (A4) close to the National Trust-owned Osterley Park. It is in Travelcard Zone 4. From Wikipedia
