FA Cup 2020/21, First Round Proper |
 | 07.11.2020 |  | Colchester United | – | Marine | | 1:1 aet
(0:1, 1:1),
pen. 3:5 * |
| Colchester |
FA Cup 2004/05, First Round Proper |
| 13.11.2004 | | Mansfield Town | – | Colchester United | | 1:1 (1:1) |
| Mansfield |
FA Cup 2003/04, Fourth Round Proper |
| 24.01.2004 | | Coventry City | – | Colchester United | | 1:1 (1:1) |
| Coventry |
FA Cup 2003/04, Third Round Proper |
| 03.01.2004 | | Accrington Stanley | – | Colchester United | | 0:0 |
| Accrington |
FA Cup 2001/02, First Round Proper |
| 27.11.2001 | | York City | – | Colchester United | | 2:2 aet
(1:0, 2:2),
pen. 3:2 * |
| York |
FA Cup 2001/02, First Round Proper |
| 17.11.2001 | | Colchester United | – | York City | | 0:0 |
| Colchester |
FA Cup 1997/98, Second Round Proper |
| 16.12.1997 | | Hereford United | – | Colchester United | | 1:1 aet
(0:0, 1:1),
pen. 4:5 * |
| Hereford |
FA Cup 1997/98, Second Round Proper |
| 06.12.1997 | | Colchester United | – | Hereford United | | 1:1 (1:0) |
| Colchester |
FA Cup 1997/98, First Round Proper |
| 25.11.1997 | | Colchester United | – | Brentford | | 0:0 aet,
pen. 4:2 * |
| Colchester |
FA Cup 1997/98, First Round Proper |
| 15.11.1997 | | Brentford | – | Colchester United | | 2:2 (1:1) |
| Brentford |
FA Cup 1994/95, First Round Proper |
| 12.11.1994 | | Yeading | – | Colchester United | | 2:2 (1:1) |
| London |
FA Cup 1992/93, Second Round Proper |
| 05.12.1992 | | Gillingham | – | Colchester United | | 1:1 (1:0) |
| Gillingham |
FA Cup 1991/92, First Round Proper |
| 27.11.1991 | | Exeter City | – | Colchester United | | 0:0 aet,
pen. 4:2 * |
| Exeter |
FA Cup 1991/92, First Round Proper |
| 16.11.1991 | | Colchester United | – | Exeter City | | 0:0 |
| Colchester |
FA Cup 1990/91, Second Round Proper |
| 12.12.1990 | | Colchester United | – | Leyton Orient | | 0:0 |
| Colchester |
FA Cup 1988/89, Fourth Round Proper |
| 28.01.1989 | | Sheffield United | – | Colchester United | | 3:3 (1:2) |
| Sheffield |
FA Cup 1988/89, Second Round Proper |
| 10.12.1988 | | Colchester United | – | Swansea City |  | 2:2 (1:1) |
| Colchester |
FA Cup 1986/87, First Round Proper |
| 15.11.1986 | | Bishop's Stortford | – | Colchester United | | 1:1 (1:1) |
| |
FA Cup 1984/85, First Round Proper |
| 17.11.1984 | | Southend United | – | Colchester United | | 2:2 |
| |
FA Cup 1981/82, Third Round Proper |
| 04.01.1982 | | Newcastle United | – | Colchester United | | 1:1 |
| |
FA Cup 1981/82, Second Round Proper |
| 16.12.1981 | | Brentford | – | Colchester United | | 1:1 |
| |
FA Cup 1980/81, Second Round Proper |
| 13.12.1980 | | Colchester United | – | Yeovil Town | | 1:1 |
| |
FA Cup 1979/80, First Round Proper |
| 24.11.1979 | | Colchester United | – | Plymouth Argyle | | 1:1 |
| |
FA Cup 1978/79, Fourth Round Proper |
| 30.01.1979 | | Newport County | – | Colchester United | | 0:0 |
| |
FA Cup 1978/79, Second Round Proper |
| 16.12.1978 | | Leatherhead | – | Colchester United | | 1:1 |
| |
FA Cup 1977/78, First Round Proper |
| 29.11.1977 | | Bournemouth | – | Colchester United | | 0:0 aet * |
| |
FA Cup 1977/78, First Round Proper |
| 26.11.1977 | | Colchester United | – | Bournemouth | | 1:1 |
| |
FA Cup 1976/77, Fourth Round Proper |
| 29.01.1977 | | Colchester United | – | Derby County | | 1:1 |
| Colchester |
FA Cup 1976/77, First Round Proper |
| 20.11.1976 | | Cambridge United | – | Colchester United | | 1:1 |
| Cambridge |
FA Cup 1975/76, First Round Proper |
| 22.11.1975 | | Colchester United | – | Dover | | 3:3 |
| |
FA Cup 1972/73, Second Round Proper |
| 09.12.1972 | | Bournemouth | – | Colchester United | | 0:0 |
| |
FA Cup 1970/71, Fourth Round Proper |
| 23.01.1971 | | Rochdale | – | Colchester United | | 3:3 |
| |
FA Cup 1967/68, Third Round Proper |
| 27.01.1968 | | Colchester United | – | West Bromwich Albion | | 1:1 |
| |
FA Cup 1967/68, First Round Proper |
| 12.12.1967 | | Torquay United | – | Colchester United | | 1:1 |
| |
FA Cup 1965/66, First Round Proper |
| 13.11.1965 | | Colchester United | – | Queens Park Rangers | | 3:3 |
| |
FA Cup 1964/65, First Round Proper |
| 14.11.1964 | | Colchester United | – | Bideford | | 3:3 |
| |
FA Cup 1961/62, First Round Proper |
| 06.11.1961 | | Colchester United | – | Peterborough United | | 2:2 aet * |
| |
FA Cup 1961/62, First Round Proper |
| 04.11.1961 | | Peterborough United | – | Colchester United | | 3:3 |
| |
FA Cup 1958/59, Fourth Round Proper |
| 24.01.1959 | | Colchester United | – | Arsenal | | 2:2 |
| |
FA Cup 1958/59, Second Round Proper |
| 06.12.1958 | | Colchester United | – | Yeovil Town | | 1:1 |
| |
FA Cup 1954/55, First Round Proper |
| 20.11.1954 | | Reading | – | Colchester United | | 3:3 |
| |
FA Cup 1953/54, First Round Proper |
| 21.11.1953 | | Colchester United | – | Millwall | | 1:1 |
| |
FA Cup 1952/53, Third Round Proper |
| 10.01.1953 | | Rotherham United | – | Colchester United | | 2:2 |
| |
FA Cup 1952/53, First Round Proper |
| 22.11.1952 | | Weymouth | – | Colchester United | | 1:1 |
| |
