| 1. Round | 25/08/2019 | FC Cartagena | - | CD Badajoz | 0:0 | ||||
| 2. Round | 01/09/2019 | Don Benito | - | FC Cartagena | 1:2 | ||||
| 3. Round | 08/09/2019 | FC Cartagena | - | Sevilla Atlético | 0:1 | ||||
| 4. Round | 15/09/2019 | Atlético Sanluqueño CF | - | FC Cartagena | 0:1 | ||||
| 13. Round | 17/11/2019 | FC Cartagena | - | CF Talavera | 2:2 |  |
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| 14. Round | 24/11/2019 | Villarrubia CF | - | FC Cartagena | 1:2 | ||||
| 15. Round | 01/12/2019 | FC Cartagena | - | CP Villarrobledo | 2:1 | ||||
| 17. Round | 14/12/2019 | FC Cartagena | - | UCAM Murcia CF | 2:1 | ||||
| 18. Round | 21/12/2019 | FC Cartagena | - | Yeclano Deportivo | 2:2 | ||||
| 19. Round | 04/01/2020 | Mérida AD | - | FC Cartagena | 0:1 | ||||
| 21. Round | 19/01/2020 | FC Cartagena | - | Don Benito | 1:1 | ||||
| 22. Round | 26/01/2020 | Sevilla Atlético | - | FC Cartagena | 1:0 |  |
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| 23. Round | 02/02/2020 | FC Cartagena | - | Atlético Sanluqueño CF | 2:0 | ||||
| 24. Round | 09/02/2020 | Cádiz CF B | - | FC Cartagena | 1:1 | ||||
| 25. Round | 16/02/2020 | FC Cartagena | - | RB Linense | 3:2 | ||||
| 26. Round | 23/02/2020 | Algeciras CF | - | FC Cartagena | 1:1 | ||||
| 28. Round | 08/03/2020 | Córdoba CF | - | FC Cartagena | 0:2 |
Brazil