SOUTHERN TRAFFIC AREA SOMERSET HOUSE, BLAGRAVE STREET, READING, BERKSHIRE. OFFICE CLOSED 31st DECEMBER 1934 - The Area being merged into the surrounding Traffic Areas.
Counties Covered The administration Counties of Oxford, Berkshire, Wiltshire, Dorset, Southampton, and the Isle of Wight. So much of the administrative county of Bucks as comprises the borough of Chepping Wycombe, and the urban districts of Beaconsfield, Marlow, and Slough, and the rural districts of Eton, Wycombe and Hambledon. The County Boroughs of Oxford, Reading, Bournemouth, Portsmouth, and Southampton.