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| 1st(1st leg) | Melipilla | - | Puerto Montt | 2:2 (0:0) | ||
| 2nd (2nd leg) | Puerto Montt | - | Melipilla | 0:1 (0:1) | ||
| 1st(1st leg): 20/01/2021 22:00 | 2nd (2nd leg): 24/01/2021 13:30 | Winner: Melipilla | ||||
| 1st(1st leg) | Deportes Temuco | - | Rangers | 0:1 (0:1) | ||
| 2nd (2nd leg) | Rangers | - | Deportes Temuco | 1:0 (0:0) | ||
| 1st(1st leg): 21/01/2021 21:30 | 2nd (2nd leg): 25/01/2021 00:30 | Winner: Rangers | ||||
