| 16. Round | 06/11/1965 | Northampton Town | - | Aston Villa | 2:1 | ||||
| 17. Round | 13/11/1965 | Liverpool FC | - | Northampton Town | 5:0 | ||||
| 18. Round | 20/11/1965 | Northampton Town | - | Tottenham Hotspur | 0:2 | ||||
| 19. Round | 27/11/1965 | Fulham FC | - | Northampton Town | 1:4 | ||||
| 20. Round | 04/12/1965 | Northampton Town | - | Blackpool FC | 2:1 | ||||
| 21. Round | 11/12/1965 | Blackburn Rovers | - | Northampton Town | 6:1 | ||||
| 23. Round | 27/12/1965 | Northampton Town | - | Chelsea FC | 2:3 | ||||
| 24. Round | 28/12/1965 | Chelsea FC | - | Northampton Town | 1:0 | ||||
| 25. Round | 01/01/1966 | Sheffield United | - | Northampton Town | 2:2 | ||||
| 26. Round | 08/01/1966 | Northampton Town | - | Blackburn Rovers | 2:1 | ||||
| 27. Round | 15/01/1966 | West Ham United | - | Northampton Town | 1:1 | ||||
| 28. Round | 29/01/1966 | Northampton Town | - | Everton FC | 0:2 | ||||
| 29. Round | 05/02/1966 | Manchester United | - | Northampton Town | 6:2 | ||||
| 30. Round | 12/02/1966 | Stoke City | - | Northampton Town | 6:2 | ||||
| 40. Round | 23/04/1966 | Northampton Town | - | Fulham FC | 2:4 |
England