"21243.3"^^ . . "North" . . "The A307 road is a 13.2 miles (21.2 km) road runs through SW London and NW Surrey. It is primary at the north-east end but for the most part is a non-primary A-Road which has been superseded by the new alignments of the Portsmouth Road."@en . "South" . . "A" . . "307" .