Operator: West Midlands Trains
Previous Calling Points:
| 03:30 | Milton Keynes Central | Unknown |
| 03:34 | Bletchley | Unknown |
| 03:44 | Leighton Buzzard | Unknown |
| 03:53 | Tring | Unknown |
| 03:30 | Milton Keynes Central | Unknown |
| 03:34 | Bletchley | Unknown |
| 03:44 | Leighton Buzzard | Unknown |
| 03:53 | Tring | Unknown |
| 04:05 | Northampton | Unknown |
| 04:17 | Wolverton | Unknown |
| 04:22 | Milton Keynes Central | Unknown |
| 04:29 | Bletchley | Unknown |
| 04:36 | Leighton Buzzard | Unknown |
| 04:45 | Cheddington | Unknown |
| 04:51 | Tring | Unknown |