First Berkshire & The Thames Valley
| route_short_name | route_long_name | Operator | |
|---|---|---|---|
| 1 | Slough - Britwell | ... | |
| 12 | Slough - Burnham - Priory Estate | ... | |
| 3 | Slough - Langley - Iver - Iver Heath | ... | |
| 4 | Slough - Maidenhead | ... | |
| 6 | Slough - Knolton Way - Slough | ... | |
| 7 | Slough - Heathrow | ... | |
| 8 | Slough - Heathrow | ... | |
| 9 | Windsor - Slough - Heathrow | ... | |
| X74 | High Wycombe - Slough | ... |