U | Leeds |
UA | Leeds |
UB | Leeds |
UC | London (Central) |
UD | Oxford |
UE | Dudley |
UF | Brighton |
UG | Leeds |
UH | Cardiff |
UJ | Shrewsbury |
UK | Birmingham (Wolverhampton until 1974) |
UL | London (Central) |
UM | Leeds |
UN | Denbighshire prior to 1974, Barnstable 197480, Exeter from 1981 |
UO | Exeter (Barnstaple until 1980) |
UP | Newcastle upon Tyne (Durham until 1981) |
UR | Luton (Hertfordshire until 1974) |
US | Glasgow |
UT | Leicester |
UU | London (Central) |
UV | London (Central) |
UW | London (Central) |
UX | Shrewsbury |
UY | Worcester |