Piccadilly line
opened 23 June 1903; closed 5 July 1931. Although on the route of the current Piccadilly line, a short distance north of the present  station, it was never served by Piccadilly line trains. It was opened by the District line, the original operator of the line between  and , and was closed and replaced by the present Park Royal station before the Piccadilly line started running trains to South Harrow in 1932.