| 1 | Sat 11 Aug 2012 | 111-1 v SouthportSouthport 1-1 Grimsby Town | Blue Square Bet Premier |
| 2 | Tue 14 Aug 2012 | 111-2 v Stockport CountyGrimsby Town 1-2 Stockport County | Blue Square Bet Premier |
| 3 | Sat 18 Aug 2012 | 110-0 v Nuneaton TownGrimsby Town 0-0 Nuneaton Town | Blue Square Bet Premier |
| 4 | Sat 25 Aug 2012 | 110-0 v WrexhamWrexham 0-0 Grimsby Town | Blue Square Bet Premier |
| 5 | Mon 27 Aug 2012 | 114-1 v Mansfield TownGrimsby Town 4-1 Mansfield Town | Blue Square Bet Premier |
| 6 | Sat 1 Sep 2012 | 112-0 v Hereford UnitedHereford United 0-2 Grimsby Town | Blue Square Bet Premier |
| 7 | Tue 4 Sep 2012 | 112-2 v BarrowBarrow 2-2 Grimsby Town | Blue Square Bet Premier |
| 8 | Sat 8 Sep 2012 | 111-0 v Forest Green RoversGrimsby Town 1-0 Forest Green Rovers | Blue Square Bet Premier |
| 9 | Sat 15 Sep 2012 | 110-0 v Kidderminster HarriersKidderminster Harriers 0-0 Grimsby Town | Blue Square Bet Premier |
| 10 | Fri 21 Sep 2012 | 114-1 v Luton TownGrimsby Town 4-1 Luton Town | Blue Square Bet Premier |
| 11 | Tue 25 Sep 2012 | 113-0 v GatesheadGrimsby Town 3-0 Gateshead | Blue Square Bet Premier |
| 12 | Sat 29 Sep 2012 | 110-0 v Newport CountyNewport County 0-0 Grimsby Town | Blue Square Bet Premier |
| 13 | Sat 6 Oct 2012 | 110-2 v DartfordGrimsby Town 0-2 Dartford | Blue Square Bet Premier |
| 14 | Sat 3 Nov 2012 | 111-0 v TamworthTamworth 0-1 Grimsby Town | Blue Square Bet Premier |
| 15 | Sat 16 Mar 2013 | 110-1 v Cambridge UnitedGrimsby Town 0-1 Cambridge United | Blue Square Bet Premier |
| 16 | Wed 3 Apr 2013 | 113-1 v Macclesfield TownMacclesfield Town 1-3 Grimsby Town | Blue Square Bet Premier |
| 17 | Sat 6 Apr 2013 | 112-2 v SouthportGrimsby Town 2-2 Southport | Blue Square Bet Premier |
| 18 | Tue 9 Apr 2013 | 112-1 v DartfordDartford 1-2 Grimsby Town | Blue Square Bet Premier |
| 19 | Fri 12 Apr 2013 | 111-1 v Luton TownLuton Town 1-1 Grimsby Town | Blue Square Bet Premier |
| 20 | Tue 16 Apr 2013 | 111-0 v WokingWoking 0-1 Grimsby Town | Blue Square Bet Premier |
| 21 | Sat 20 Apr 2013 | 113-0 v Newport CountyGrimsby Town 3-0 Newport County | Blue Square Bet Premier |
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