| 1. Round | 25/08/2019 | Salamanca CF UDS | - | Arenas de Getxo | 3:1 | ||||
| 3. Round | 08/09/2019 | Salamanca CF UDS | - | Real Unión | 1:1 | ||||
| 4. Round | 14/09/2019 | Athletic Club B | - | Salamanca CF UDS | 4:0 | ||||
| 5. Round | 22/09/2019 | Salamanca CF UDS | - | UD Logroñés | 0:2 | ||||
| 6. Round | 29/09/2019 | Burgos CF | - | Salamanca CF UDS | 1:0 |  |
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| 9. Round | 20/10/2019 | Salamanca CF UDS | - | CD Izarra | 1:1 | ||||
| 10. Round | 26/10/2019 | SD Leioa | - | Salamanca CF UDS | 2:1 | ||||
| 11. Round | 02/11/2019 | Salamanca CF UDS | - | Barakaldo CF | 3:0 | ||||
| 12. Round | 09/11/2019 | Real Sociedad B | - | Salamanca CF UDS | 3:1 | ||||
| 13. Round | 17/11/2019 | Salamanca CF UDS | - | CD Alavés B | 1:0 | ||||
| 14. Round | 24/11/2019 | Haro Deportivo | - | Salamanca CF UDS | 1:2 | ||||
| 18. Round | 21/12/2019 | Salamanca CF UDS | - | CD Tudelano | 2:1 | ||||
| 21. Round | 19/01/2020 | Salamanca CF UDS | - | SD Amorebieta | 0:3 | ||||
| 22. Round | 26/01/2020 | Real Unión | - | Salamanca CF UDS | 0:1 | ||||
| 23. Round | 01/02/2020 | Salamanca CF UDS | - | Athletic Club B | 1:1 | ||||
| 24. Round | 09/02/2020 | UD Logroñés | - | Salamanca CF UDS | 1:0 | |
Spain