B Lancashire
BA Salford
BB Newcastle-upon-Tyne
BC Leicester
BD Northamptonshire
BE Parts of Lidsey (Lincs.)
BF Staffordshire
BG Birkenhead
BH Buckinghamshire
BI Monagham
BJ East Suffolk
BK Portsmouth
BL Berkshire
BM Bedfordshire
BN Bolton
BO Cardiff
BP West Sussex
BR Sunderland
BS Orkney
BT East Riding of Yorks
BU Oldham
BV Blackburn
BW Oxfordshire
BX Carmarthenshire
BY Croydon
BZ Down