| Distance / km | Town |
|---|---|
| 11.0 | THAME |
| 12.9 | WALLINGFORD |
| 13.7 | HENLEY-ON-THAMES |
| 13.8 | HIGH WYCOMBE |
| 15.7 | MARLOW |
| 21.1 | AYLESBURY |
| 21.3 | MAIDENHEAD |
| 21.3 | READING |
| 21.3 | BEACONSFIELD |
| 23.0 | OXFORD |
| 23.4 | ABINGDON |
| 23.6 | CHESHAM |
| 23.7 | AMERSHAM |
| 25.8 | TRING |
| 28.3 | GRAVEL HILL |
| 28.4 | CHALFONT COMMON |
| 28.5 | CHALFONT ST PETER |
| 28.6 | WOKINGHAM |
| 28.7 | BERKHAMSTED |
| 28.8 | GERRARDS CROSS |