| R | Derbyshire |
| RA | Nottingham |
| RB | Nottingham |
| RC | Nottingham (Derby until 1974) |
| RD | Reading |
| RE | Stoke-on-Trent |
| RF | Stoke-on-Trent |
| RG | Newcastle upon Tyne (Aberdeen until 1974) |
| RH | Hull |
| RJ | Manchester (Salford until 1974) |
| RK | Croydon (changed to London (NW) from 1967 |
| RL | Truro |
| RM | Carlisle |
| RN | Preston |
| RO | Luton (Hertfordshire until 1974) |
| RP | Northampton |
| RR | Nottingham |
| RS | Aberdeen |
| RT | Ipswich (East Suffolk until 1974) |
| RU | Bournemouth |
| RV | Portsmouth |
| RW | Coventry |
| RX | Reading |
| RY | Leicester |