| 2. Ronde | 24.10.2020 | CD Laredo | - | Barakaldo CF | 2:0 | ||||
| 3. Ronde | 01.11.2020 | Real Sociedad B | - | CD Laredo | 3:0 | ||||
| 4. Ronde | 08.11.2020 | CD Laredo | - | Real Unión | 1:0 |  |
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| 5. Ronde | 15.11.2020 | Arenas de Getxo | - | CD Laredo | 1:0 | ||||
| 6. Ronde | 21.11.2020 | CD Laredo | - | Racing Santander | 0:0 | |
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| 9. Ronde | 13.12.2020 | CD Alavés B | - | CD Laredo | 3:0 | ||||
| 14. Ronde | 31.01.2021 | CD Laredo | - | Real Sociedad B | 0:0 | |
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| 15. Ronde | 07.02.2021 | Real Unión | - | CD Laredo | 4:1 | |
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| 17. Ronde | 21.02.2021 | Racing Santander | - | CD Laredo | 3:1 | |
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