| 1. Round | 19/08/2017 | FC Cartagena | - | Recreativo Huelva | 3:2 | ||||
| 3. Round | 03/09/2017 | FC Cartagena | - | UD Melilla | 2:1 |  |
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| 5. Round | 16/09/2017 | FC Cartagena | - | CF Villanovense | 0:0 | ||||
| 6. Round | 24/09/2017 | Mérida AD | - | FC Cartagena | 2:1 | ||||
| 8. Round | 08/10/2017 | Marbella FC | - | FC Cartagena | 1:0 | ||||
| 9. Round | 15/10/2017 | FC Cartagena | - | San Fernando CD | 3:1 | ||||
| 10. Round | 22/10/2017 | Granada CF B | - | FC Cartagena | 0:1 | ||||
| 11. Round | 29/10/2017 | FC Cartagena | - | UD Las Palmas B | 1:1 | ||||
| 18. Round | 10/12/2017 | FC Cartagena | - | RB Linense | 1:0 |
Spain