Input (grade 12): Park Royal, opened July 6, 1931 by the District; first served by the Piccadilly line July 4, 1932; renamed Park Royal (Hanger Hill) March 1, 1936; renamed 1947.
Output (grade 12): Park Royal, opened July 6, 1931 by the District; first served by the Piccadilly Line July 4, 1932; renamed Park Royal (Hanger Hill) March 1, 1936; renamed 1947.