| 1 | Sat 2 Feb 2013 | 2-1 v EastleighSutton United 2-1 Eastleigh | Blue Square Bet South |
| 2 | Sat 9 Feb 2013 | 1-1 v AFC HornchurchAFC Hornchurch 1-1 Sutton United | Blue Square Bet South |
| 3 | Tue 12 Feb 2013 | 2-1 v Welling UnitedSutton United 2-1 Welling United | Blue Square Bet South |
| 4 | Sat 16 Feb 2013 | 2-0 v Eastbourne BoroughSutton United 2-0 Eastbourne Borough | Blue Square Bet South |
| 5 | Tue 19 Feb 2013 | 3-2 v Basingstoke TownSutton United 3-2 Basingstoke Town | Blue Square Bet South |
| 6 | Sat 2 Mar 2013 | 0-3 v Havant & WaterloovilleHavant & Waterlooville 3-0 Sutton United | Blue Square Bet South |
| 7 | Sat 9 Mar 2013 | 0-0 v Hayes & Yeading UnitedHayes & Yeading United 0-0 Sutton United | Blue Square Bet South |
| 8 | Sat 16 Mar 2013 | 0-1 v FarnboroughSutton United 0-1 Farnborough | Blue Square Bet South |
| 9 | Tue 19 Mar 2013 | 4-2 v Billericay TownBillericay Town 2-4 Sutton United | Blue Square Bet South |
| 10 | Tue 26 Mar 2013 | 1-3 v Weston-super-MareSutton United 1-3 Weston-super-Mare | Blue Square Bet South |
| 11 | Sat 30 Mar 2013 | 1-1 v Dover AthleticDover Athletic 1-1 Sutton United | Blue Square Bet South |
| 12 | Mon 1 Apr 2013 | 2-1 v Boreham WoodSutton United 2-1 Boreham Wood | Blue Square Bet South |
| 13 | Sat 6 Apr 2013 | 3-0 v Billericay TownSutton United 3-0 Billericay Town | Blue Square Bet South |
| 14 | Tue 9 Apr 2013 | 1-0 v Maidenhead UnitedMaidenhead United 0-1 Sutton United | Blue Square Bet South |
| 15 | Sat 13 Apr 2013 | 3-1 v FarnboroughFarnborough 1-3 Sutton United | Blue Square Bet South |
| 16 | Wed 17 Apr 2013 | 5-1 v Hayes & Yeading UnitedSutton United 5-1 Hayes & Yeading United | Blue Square Bet South |
| 17 | Sat 20 Apr 2013 | 3-1 v AFC HornchurchSutton United 3-1 AFC Hornchurch | Blue Square Bet South |
| 18 | Mon 22 Apr 2013 | 1-0 v Salisbury CitySutton United 1-0 Salisbury City | Blue Square Bet South |
| 19 | Sat 27 Apr 2013 | 4-0 v Bath CityBath City 0-4 Sutton United | Blue Square Bet South |
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