| 1 | Sat 26 Jan 2013 | 12-0 v WalsallColchester United 2-0 Walsall | npower League One |
| 2 | Sat 2 Feb 2013 | 443-2 v PortsmouthPortsmouth 2-3 Colchester United | npower League One |
| 3 | Tue 5 Feb 2013 | 440-1 v Swindon TownColchester United 0-1 Swindon Town | npower League One |
| 4 | Sat 9 Feb 2013 | 441-0 v Preston North EndColchester United 1-0 Preston North End | npower League One |
| 5 | Sat 16 Feb 2013 | 440-3 v Sheffield UnitedSheffield United 3-0 Colchester United | npower League One |
| 6 | Sat 23 Feb 2013 | 441-5 v Tranmere RoversColchester United 1-5 Tranmere Rovers | npower League One |
| 7 | Tue 26 Feb 2013 | 442-0 v Yeovil TownColchester United 2-0 Yeovil Town | npower League One |
| 8 | Sat 2 Mar 2013 | 442-0 v StevenageStevenage 0-2 Colchester United | npower League One |
| 9 | Tue 5 Mar 2013 | 440-0 v Hartlepool UnitedHartlepool United 0-0 Colchester United | npower League One |
| 10 | Sat 9 Mar 2013 | 441-2 v Crewe AlexandraColchester United 1-2 Crewe Alexandra | npower League One |
| 11 | Tue 12 Mar 2013 | 442-2 v Coventry CityCoventry City 2-2 Colchester United | npower League One |
| 12 | Sat 16 Mar 2013 | 442-1 v BuryBury 1-2 Colchester United | npower League One |
| 13 | Fri 29 Mar 2013 | 440-1 v BournemouthColchester United 0-1 Bournemouth | npower League One |
| 14 | Mon 1 Apr 2013 | 441-1 v Oldham AthleticOldham Athletic 1-1 Colchester United | npower League One |
| 15 | Sat 6 Apr 2013 | 442-1 v Leyton OrientColchester United 2-1 Leyton Orient | npower League One |
| 16 | Sat 13 Apr 2013 | 441-3 v Notts CountyNotts County 3-1 Colchester United | npower League One |
| 17 | Tue 16 Apr 2013 | 440-2 v Milton Keynes DonsColchester United 0-2 Milton Keynes Dons | npower League One |
| 18 | Sat 20 Apr 2013 | 440-0 v Shrewsbury TownColchester United 0-0 Shrewsbury Town | npower League One |
| 19 | Sat 27 Apr 2013 | 442-0 v Carlisle UnitedCarlisle United 0-2 Colchester United | npower League One |
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