FA Cup 2021/22, First Round Proper |
 | 05.11.2021 | | AFC Sudbury | – | Colchester United | | 0:4 (0:2) |
| Sudbury |
FA Cup 2015/16, Third Round Proper |
| 09.01.2016 | | Colchester United | – | Charlton Athletic | | 2:1 (2:0) |
| Colchester |
FA Cup 2015/16, Second Round Proper |
| 06.12.2015 | | Colchester United | – | Altrincham | | 3:2 (1:1) |
| Colchester |
FA Cup 2015/16, First Round Proper |
| 07.11.2015 | | Wealdstone | – | Colchester United | | 2:6 (2:2) |
| London |
FA Cup 2014/15, Second Round Proper |
| 07.12.2014 | | Colchester United | – | Peterborough United | | 1:0 (0:0) |
| Colchester |
FA Cup 2014/15, First Round Proper |
| 09.11.2014 | | Gosport Borough | – | Colchester United | | 3:6 (1:4) |
| Gosport |
FA Cup 2011/12, First Round Proper |
| 12.11.2011 | | Crewe Alexandra | – | Colchester United | | 1:4 (1:0) |
| Crewe |
FA Cup 2010/11, Second Round Proper |
| 27.11.2010 | | Colchester United | – | Swindon Supermarine | | 1:0 (1:0) |
| Colchester |
FA Cup 2010/11, First Round Proper |
| 06.11.2010 | | Colchester United | – | Bradford City | | 4:3 (2:2) |
| Colchester |
FA Cup 2009/10, Second Round Proper |
| 28.11.2009 | | Hereford United | – | Colchester United | | 0:1 (0:0) |
| Hereford |
FA Cup 2009/10, First Round Proper |
| 07.11.2009 | | Bromley | – | Colchester United | | 0:4 (0:2) |
| Bromley |
FA Cup 2005/06, Fourth Round Proper |
| 28.01.2006 | | Colchester United | – | Derby County | | 3:1 (1:0) |
| Colchester |
FA Cup 2005/06, Third Round Proper |
| 07.01.2006 | | Sheffield United | – | Colchester United | | 1:2 (1:1) |
| Sheffield |
FA Cup 2005/06, Second Round Proper |
| 03.12.2005 | | Shrewsbury Town | – | Colchester United | | 1:2 (1:1) |
| Shrewsbury |
FA Cup 2005/06, First Round Proper |
| 05.11.2005 | | Colchester United | – | Leamington | | 9:1 (2:0) |
| Colchester |
FA Cup 2004/05, Third Round Proper |
| 08.01.2005 | | Hull City | – | Colchester United | | 0:2 (0:2) |
| Kingston upon Hull |
FA Cup 2004/05, Second Round Proper |
| 04.12.2004 | | Rushden & Diamonds | – | Colchester United | | 2:5 (0:3) |
| Irthlingborough |
FA Cup 2004/05, First Round Proper |
| 23.11.2004 | | Colchester United | – | Mansfield Town | | 4:1 (2:0) * |
| Colchester |
FA Cup 2003/04, Fourth Round Proper |
| 03.02.2004 | | Colchester United | – | Coventry City | | 3:1 (2:1) * |
| Colchester |
FA Cup 2003/04, Third Round Proper |
| 13.01.2004 | | Colchester United | – | Accrington Stanley | | 2:1 (1:0) * |
| Colchester |
FA Cup 2003/04, Second Round Proper |
| 06.12.2003 | | Colchester United | – | Aldershot Town | | 1:0 (0:0) |
| Colchester |
FA Cup 2003/04, First Round Proper |
| 08.11.2003 | | Colchester United | – | Oxford United | | 1:0 (1:0) |
| Colchester |
FA Cup 1994/95, Second Round Proper |
| 03.12.1994 | | Exeter City | – | Colchester United | | 1:2 (1:0) |
| Exeter |
FA Cup 1994/95, First Round Proper |
| 22.11.1994 | | Colchester United | – | Yeading | | 7:1 (3:1) * |
| Colchester |
FA Cup 1992/93, First Round Proper |
| 14.11.1992 | | Colchester United | – | Slough Town | | 4:0 (2:0) |
| Colchester |
FA Cup 1991/92, Fourth Qualifying Round |
| | | Colchester United | – | Burton Albion | | 5:0 |
| |
FA Cup 1990/91, First Round Proper |
| 17.11.1990 | | Colchester United | – | Reading | | 2:1 |
| Colchester |
FA Cup 1989/90, First Round Proper |
| 18.11.1989 | | Brentford | – | Colchester United | | 0:1 |
| Brentford |
FA Cup 1988/89, Third Round Proper |
| 07.01.1989 | | Shrewsbury Town | – | Colchester United | | 0:3 (0:1) |
| Shrewsbury |
FA Cup 1988/89, Second Round Proper |
| 13.12.1988 | | Swansea City | – | Colchester United | | 1:3 (0:2) * |
| Swansea |
FA Cup 1988/89, First Round Proper |
| 19.11.1988 | | Fulham | – | Colchester United | | 0:1 (0:1) |
| London |
FA Cup 1987/88, Second Round Proper |
| 05.12.1987 | | Colchester United | – | Hereford United | | 3:2 (2:1) |
| Colchester |
FA Cup 1987/88, First Round Proper |
| 14.11.1987 | | Colchester United | – | Tamworth | | 3:0 (0:0) |
| Colchester |
FA Cup 1986/87, First Round Proper |
| 18.11.1986 | | Colchester United | – | Bishop's Stortford | | 2:0 (1:0) * |
| Colchester |
FA Cup 1984/85, First Round Proper |
| 21.11.1984 | | Colchester United | – | Southend United | | 3:2 * |
| |
FA Cup 1983/84, Second Round Proper |
| 10.12.1983 | | Colchester United | – | Wealdstone | | 4:0 |
| |
FA Cup 1983/84, First Round Proper |
| 19.11.1983 | | Torquay United | – | Colchester United | | 1:2 |
| |
FA Cup 1981/82, Second Round Proper |
| 30.12.1981 | | Colchester United | – | Brentford | | 1:0 * |
| |
FA Cup 1981/82, First Round Proper |
| 21.11.1981 | | Colchester United | – | Newport County | | 2:0 |
| |
FA Cup 1980/81, Second Round Proper |
| 17.12.1980 | | Yeovil Town | – | Colchester United | | 0:2 * |
| |
FA Cup 1980/81, First Round Proper |
| 22.11.1980 | | Colchester United | – | Portsmouth | | 3:0 |
| |
FA Cup 1979/80, Second Round Proper |
| 15.12.1979 | | Colchester United | – | Bournemouth | | 1:0 |
| |
FA Cup 1979/80, First Round Proper |
| 27.11.1979 | | Plymouth Argyle | – | Colchester United | | 0:1 * |
| |
FA Cup 1978/79, Fourth Round Proper |
| 05.02.1979 | | Colchester United | – | Newport County | | 1:0 * |
| |
FA Cup 1978/79, Third Round Proper |
| 09.01.1979 | | Darlington | – | Colchester United | | 0:1 |
| |
FA Cup 1978/79, Second Round Proper |
| 19.12.1978 | | Colchester United | – | Leatherhead | | 4:0 * |
| |
FA Cup 1978/79, First Round Proper |
| 25.11.1978 | | Colchester United | – | Oxford United | | 4:2 |
| |
FA Cup 1977/78, First Round Proper |
| 05.12.1977 | | Bournemouth | – | Colchester United | | 1:4 * |
| |
FA Cup 1976/77, Third Round Proper |
| 08.01.1977 | | Kettering Town | – | Colchester United | | 2:3 |
| |
FA Cup 1976/77, Second Round Proper |
| 20.12.1976 | | Colchester United | – | Brentford | | 3:2 |
| Colchester |
FA Cup 1976/77, First Round Proper |
| 24.11.1976 | | Colchester United | – | Cambridge United | | 2:0 * |
| Colchester |
FA Cup 1974/75, First Round Proper |
| 23.11.1974 | | Watford | – | Colchester United | | 0:1 |
| |
FA Cup 1972/73, First Round Proper |
| 18.11.1972 | | Colchester United | – | Bognor Regis Town | | 6:0 |
| |
FA Cup 1970/71, Fifth Round Proper |
| 13.02.1971 | | Colchester United | – | Leeds United | | 3:2 |
| |
FA Cup 1970/71, Fourth Round Proper |
| 25.01.1971 | | Colchester United | – | Rochdale | | 5:0 * |
| |
FA Cup 1970/71, Third Round Proper |
| 05.01.1971 | | Barnet | – | Colchester United | | 0:1 |
| |
FA Cup 1970/71, Second Round Proper |
| 12.12.1970 | | Colchester United | – | Cambridge United | | 3:0 |
| |
FA Cup 1970/71, First Round Proper |
| 21.11.1970 | | Colchester United | – | Ringmer | | 3:0 |
| |
FA Cup 1968/69, First Round Proper |
| 16.11.1968 | | Colchester United | – | Chesham United | | 5:0 |
| |
FA Cup 1967/68, Second Round Proper |
| 06.01.1968 | | Chelmsford City | – | Colchester United | | 0:2 |
| |
FA Cup 1967/68, First Round Proper |
| 18.12.1967 | | Colchester United | – | Torquay United | | 2:1 * |
| |
FA Cup 1966/67, First Round Proper |
| 26.11.1966 | | Gainsborough Trinity | – | Colchester United | | 0:1 |
| |
FA Cup 1964/65, First Round Proper |
| 18.11.1964 | | Bideford | – | Colchester United | | 1:2 * |
| |
FA Cup 1963/64, First Round Proper |
| 16.11.1963 | | Brighton & Hove Albion | – | Colchester United | | 0:1 |
| |
FA Cup 1960/61, First Round Proper |
| 05.11.1960 | | Colchester United | – | Maidenhead United | | 5:0 |
| |
FA Cup 1958/59, Third Round Proper |
| 10.01.1959 | | Colchester United | – | Chesterfield | | 2:0 |
| |
FA Cup 1958/59, Second Round Proper |
| 11.12.1958 | | Yeovil Town | – | Colchester United | | 1:7 * |
| |
FA Cup 1958/59, First Round Proper |
| 15.11.1958 | | Colchester United | – | Bath City | | 2:0 |
| |
FA Cup 1952/53, Second Round Proper |
| 06.12.1952 | | Colchester United | – | Llanelli | | 3:2 |
| |
FA Cup 1952/53, First Round Proper |
| 27.11.1952 | | Colchester United | – | Weymouth | | 4:0 * |
| |
FA Cup 1951/52, Second Round Proper |
| 15.12.1951 | | Colchester United | – | Bristol City | | 2:1 |
| |
FA Cup 1951/52, First Round Proper |
| 24.11.1951 | | Colchester United | – | Port Vale | | 3:1 |
| |
FA Cup 1950/51, Fourth Qualifying Round |
| | | Woodford Town | – | Colchester United | | 1:7 |
| |
FA Cup 1947/48, Fourth Round Proper |
| 24.01.1948 | | Colchester United | – | Bradford Park Avenue | | 3:2 |
| |
FA Cup 1947/48, Third Round Proper |
| 10.01.1948 | | Colchester United | – | Huddersfield Town | | 1:0 |
| |
FA Cup 1947/48, Second Round Proper |
| 13.12.1947 | | Colchester United | – | Wrexham | | 1:0 |
| |
FA Cup 1947/48, First Round Proper |
| 29.11.1947 | | Colchester United | – | Banbury Spencer | | 2:1 |
| |
FA Cup 1947/48, Fourth Qualifying Round |
| | | Colchester United | – | Chelmsford City | | 3:1 |
| |
FA Cup 1946/47, Fourth Qualifying Round |
| | | Colchester United | – | Gothic | | 5:1 |
| |
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