Football League Cup 2021/22, First Round |
 | 11.08.2021 |  | Coventry City | – | Northampton Town | | 1:2 (1:0) |
| Coventry |
Football League Cup 2020/21, First Round |
| 05.09.2020 | | Northampton Town | – | Cardiff City |  | 3:0 (1:0) * |
| Northampton |
Football League Cup 2016/17, First Round |
| 09.08.2016 | | Barnsley | – | Northampton Town | | 1:2 aet
(1:0, 1:1) |
| Barnsley |
Football League Cup 2015/16, First Round |
| 11.08.2015 | | Northampton Town | – | Blackpool | | 3:0 (3:0) |
| Northampton |
Football League Cup 2014/15, First Round |
| 12.08.2014 | | Wolverhampton Wanderers | – | Northampton Town | | 2:3 (0:0) |
| Wolverhampton |
Football League Cup 2012/13, First Round |
| 14.08.2012 | | Northampton Town | – | Cardiff City | | 2:1 (1:1) |
| Northampton |
Football League Cup 2011/12, First Round |
| 09.08.2011 | | Ipswich Town | – | Northampton Town | | 1:2 (1:1) |
| Ipswich |
Football League Cup 2010/11, First Round |
| 10.08.2010 | | Northampton Town | – | Brighton & Hove Albion | | 2:0 (2:0) |
| Northampton |
Football League Cup 2008/09, Second round |
| 26.08.2008 | | Bolton Wanderers | – | Northampton Town | | 1:2 (0:2) |
| Bolton |
Football League Cup 2008/09, First Round |
| 12.08.2008 | | Millwall | – | Northampton Town | | 0:1 (0:1) |
| London |
Football League Cup 2007/08, First Round |
| 14.08.2007 | | Northampton Town | – | Millwall | | 2:0 (1:0) |
| Northampton |
Football League Cup 2005/06, First Round |
| 23.08.2005 | | Northampton Town | – | Queens Park Rangers | | 3:0 (1:0) |
| Northampton |
Football League Cup 2004/05, First Round |
| 24.08.2004 | | Gillingham | – | Northampton Town | | 1:2 (0:2) |
| Gillingham |
Football League Cup 2003/04, First Round |
| 12.08.2003 | | Northampton Town | – | Norwich City | | 1:0 (1:0) |
| Northampton |
Football League Cup 2001/02, First Round |
| 21.08.2001 | | Northampton Town | – | Queens Park Rangers | | 2:1 aet
(0:1, 1:1) |
| Northampton |
Football League Cup 2000/01, First Round |
| 22.08.2000 | | Northampton Town | – | Fulham | | 1:0 (1:0) |
| Northampton |
Football League Cup 1998/99, Second round |
| 15.09.1998 | | Northampton Town | – | West Ham United | | 2:0 (0:0) |
| Northampton |
Football League Cup 1998/99, First Round |
| 11.08.1998 | | Northampton Town | – | Brighton & Hove Albion | | 2:1 (1:0) |
| Northampton |
Football League Cup 1997/98, First Round |
| 12.08.1997 | | Northampton Town | – | Millwall | | 2:1 (0:1) |
| Northampton |
Football League Cup 1996/97, First Round |
| 03.09.1996 | | Northampton Town | – | Cardiff City | | 2:0 (0:0) |
| Northampton |
Football League Cup 1991/92, First Round |
| 10.09.1991 | | Northampton Town | – | Leyton Orient | | 2:0 (1:0) |
| Northampton |
Football League Cup 1990/91, First Round |
| 29.08.1990 | | Brighton & Hove Albion | – | Northampton Town | | 0:2 |
| Hove |
Football League Cup 1988/89, First Round |
| 06.09.1988 | | Northampton Town | – | Colchester United | | 5:0 |
| Northampton |
Football League Cup 1987/88, First Round |
| 02.09.1987 | | Northampton Town | – | Port Vale | | 4:0 |
| Northampton |
Football League Cup 1987/88, First Round |
| 17.08.1987 | | Port Vale | – | Northampton Town | | 0:1 |
| Stoke-on-Trent |
Football League Cup 1985/86, First Round |
| 03.09.1985 | | Northampton Town | – | Peterborough United | | 2:0 |
| |
Football League Cup 1982/83, First Round |
| 31.08.1982 | | Millwall | – | Northampton Town | | 0:2 |
| |
Football League Cup 1981/82, Second round |
| 27.10.1981 | | Northampton Town | – | Bristol Rovers | | 3:1 |
| |
Football League Cup 1981/82, Second round |
| 06.10.1981 | | Bristol Rovers | – | Northampton Town | | 1:2 |
| |
Football League Cup 1981/82, First Round |
| 01.09.1981 | | Northampton Town | – | Hartlepool United | | 2:0 |
| |
Football League Cup 1980/81, First Round |
| 13.08.1980 | | Reading | – | Northampton Town | | 2:3 |
| |
Football League Cup 1979/80, Second round |
| 28.08.1979 | | Northampton Town | – | Oldham Athletic | | 3:0 |
| |
Football League Cup 1979/80, First Round |
| 13.08.1979 | | Northampton Town | – | Millwall | | 2:1 |
| |
Football League Cup 1978/79, Second round |
| 06.09.1978 | | Hereford United | – | Northampton Town | | 0:1 * |
| |
Football League Cup 1978/79, First Round |
| 16.08.1978 | | Northampton Town | – | Cambridge United | | 2:1 |
| |
Football League Cup 1977/78, First Round |
| 16.08.1977 | | Northampton Town | – | Southend United | | 2:1 |
| |
Football League Cup 1977/78, First Round |
| 13.08.1977 | | Southend United | – | Northampton Town | | 2:3 |
| |
Football League Cup 1976/77, First Round |
| 18.08.1976 | | Northampton Town | – | Swindon Town | | 2:0 |
| |
Football League Cup 1974/75, First Round |
| 20.08.1974 | | Northampton Town | – | Port Vale | | 1:0 |
| |
Football League Cup 1970/71, Second round |
| 28.09.1970 | | York City | – | Northampton Town | | 1:2 * |
| |
Football League Cup 1970/71, First Round |
| 19.08.1970 | | Scunthorpe United | – | Northampton Town | | 2:3 |
| |
Football League Cup 1967/68, Second round |
| 13.09.1967 | | Northampton Town | – | Aston Villa | | 3:1 (1:0) |
| Northampton |
Football League Cup 1967/68, First Round |
| 23.08.1967 | | Northampton Town | – | Peterborough United | | 3:2 |
| |
Football League Cup 1966/67, Fourth Round |
| 08.11.1966 | | Northampton Town | – | Brighton & Hove Albion | | 8:0 * |
| |
Football League Cup 1966/67, Third round |
| 05.10.1966 | | Northampton Town | – | Rotherham United | | 2:1 |
| |
Football League Cup 1966/67, Second round |
| 26.09.1966 | | Peterborough United | – | Northampton Town | | 0:2 * |
| |
Football League Cup 1965/66, Second round |
| 21.09.1965 | | Blackburn Rovers | – | Northampton Town | | 0:1 |
| |
Football League Cup 1964/65, Fourth Round |
| 04.11.1964 | | Northampton Town | – | Chesterfield | | 4:1 |
| |
Football League Cup 1964/65, Third round |
| 20.10.1964 | | Northampton Town | – | Portsmouth | | 2:1 |
| |
Football League Cup 1964/65, Second round |
| 23.09.1964 | | Bournemouth & Boscombe Athletic | – | Northampton Town | | 0:2 |
| |
Football League Cup 1963/64, Second round |
| 14.10.1963 | | Northampton Town | – | Brighton & Hove Albion | | 3:2 * |
| |
Football League Cup 1962/63, Second round |
| 26.09.1962 | | Northampton Town | – | Colchester United | | 2:0 |
| |
