| 1. Round | 27/09/1942 | Real Oviedo | - | CD Castellón | 4:1 | ||||
| 5. Round | 25/10/1942 | Real Madrid | - | CD Castellón | 0:0 | ||||
| 6. Round | 01/11/1942 | CD Castellón | - | FC Barcelona | 0:2 | ||||
| 7. Round | 08/11/1942 | Deportivo La Coruña | - | CD Castellón | 0:1 | ||||
| 8. Round | 17/11/1942 | CD Castellón | - | Real Zaragoza | 3:0 | ||||
| 9. Round | 22/11/1942 | Real Betis | - | CD Castellón | 1:1 | ||||
| 13. Round | 27/12/1942 | CD Castellón | - | Espanyol Barcelona | 2:1 |  |
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| 15. Round | 17/01/1943 | Athletic Club | - | CD Castellón | 4:0 | ||||
| 17. Round | 31/01/1943 | Granada CF | - | CD Castellón | 1:2 | ||||
| 19. Round | 14/02/1943 | FC Barcelona | - | CD Castellón | 7:1 | ||||
| 22. Round | 07/03/1943 | CD Castellón | - | Real Betis | 3:0 | ||||
| 25. Round | 27/03/1943 | CD Castellón | - | Atlético Aviación | 0:0 | ||||
| 26. Round | 04/04/1943 | Espanyol Barcelona | - | CD Castellón | 3:1 |
Spain