| Head Office | 14 Princes Gate, London, S.W.7. | Knightsbridge 5341 |
| Regional Offices | | |
| Scotland | 147 West Regent Street, Glasgow C.2. | Glasgow City 3130 |
| Wales & the West of England | 18 The Park Chambers, Park Place, Cardiff. | Cardiff 31152 |
| North | 507 Royal Exchange, Manchester, 2. | BLAckfriars 7590 |
| North East | 32-4 Mosley Street, Newscastle-upon-Tyne | Newcastle 61-0148 |
| Midlands | 56 Calthorpe Road, Edgbaston, Birmingham 15. | EDGbaston 5652 |
| South | 30 Portland Street, Southampton. | Southampton 29115 |
| Northern Ireland | 5 Donegall Square South, Belfast | |
| Anglia | Century Building, Castle Meadow, Norwich | |
