| 1. Round | 18/08/2012 | Portsmouth FC | - | AFC Bournemouth | 1:1 | ||||
| 2. Round | 21/08/2012 | Colchester United | - | Portsmouth FC | 2:2 | ||||
| 3. Round | 25/08/2012 | Carlisle United | - | Portsmouth FC | 4:2 | ||||
| 4. Round | 01/09/2012 | Portsmouth FC | - | Oldham Athletic | 0:1 | ||||
| 5. Round | 09/09/2012 | Crawley Town | - | Portsmouth FC | 0:3 | ||||
| 6. Round | 15/09/2012 | Portsmouth FC | - | Walsall FC | 1:2 | ||||
| 7. Round | 18/09/2012 | Portsmouth FC | - | Swindon Town | 1:2 | ||||
| 8. Round | 22/09/2012 | Notts County | - | Portsmouth FC | 3:0 | ||||
| 9. Round | 29/09/2012 | Portsmouth FC | - | Scunthorpe United | 2:1 | ||||
| 10. Round | 02/10/2012 | Yeovil Town | - | Portsmouth FC | 1:2 | ||||
| 11. Round | 06/10/2012 | Milton Keynes Dons | - | Portsmouth FC | 2:2 | ||||
| 12. Round | 13/10/2012 | Portsmouth FC | - | Crewe Alexandra | 2:0 | ||||
| 13. Round | 20/10/2012 | Portsmouth FC | - | Shrewsbury Town | 3:1 | ||||
| 14. Round | 23/10/2012 | Stevenage FC | - | Portsmouth FC | 2:1 | ||||
| 15. Round | 29/10/2012 | Sheffield United | - | Portsmouth FC | 1:0 | ||||
| 17. Round | 10/11/2012 | Bury FC | - | Portsmouth FC | 2:0 | ||||
| 18. Round | 17/11/2012 | Portsmouth FC | - | Doncaster Rovers | 0:1 | ||||
| 19. Round | 20/11/2012 | Portsmouth FC | - | Leyton Orient | 2:3 |
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