| 7. Round | 09/09/2023 | Swindon Town | - | Sutton United | 5:3 | ||||
| 8. Round | 16/09/2023 | Accrington Stanley | - | Sutton United | 4:1 | ||||
| 9. Round | 23/09/2023 | Sutton United | - | Milton Keynes Dons | 1:1 | ||||
| 10. Round | 30/09/2023 | Crawley Town | - | Sutton United | 3:0 | ||||
| 12. Round | 07/10/2023 | Sutton United | - | Walsall FC | 4:0 | ||||
| 14. Round | 21/10/2023 | Sutton United | - | Morecambe FC | 2:3 | ||||
| 15. Round | 24/10/2023 | Wrexham AFC | - | Sutton United | 2:1 | ||||
| 17. Round | 11/11/2023 | Colchester United | - | Sutton United | 1:1 | ||||
| 20. Round | 28/11/2023 | Sutton United | - | Crewe Alexandra | 1:1 |  |
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| 22. Round | 16/12/2023 | Stockport County | - | Sutton United | 8:0 | ||||
| 23. Round | 23/12/2023 | Sutton United | - | Mansfield Town | 0:2 | ||||
| 24. Round | 26/12/2023 | AFC Wimbledon | - | Sutton United | 0:1 | ||||
| 25. Round | 29/12/2023 | Gillingham FC | - | Sutton United | 1:0 | ||||
| 26. Round | 01/01/2024 | Sutton United | - | Newport County | 1:1 |
England
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