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| 1st(1st leg) | Elche CF | - | CD Málaga | 2:0 | ||
| 2nd (2nd leg) | CD Málaga | - | Elche CF | 1:0 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Elche CF | ||||
| 1st(1st leg) | CD Arnedo | - | Hércules CF | 2:3 | ||
| 2nd (2nd leg) | Hércules CF | - | CD Arnedo | 6:0 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Hércules CF | ||||
| 1st(1st leg) | UD Salamanca | - | Valencia CF | 0:2 | ||
| 2nd (2nd leg) | Valencia CF | - | UD Salamanca | 1:1 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Valencia CF | ||||
| 1st(1st leg) | Gimnàstic de Tarragona | - | RC Celta | 1:1 | ||
| 2nd (2nd leg) | RC Celta | - | Gimnàstic de Tarragona | 8:2 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: RC Celta | ||||
| 1st(1st leg) | CD Eldense | - | Bilbao Athletic Club | 0:0 | ||
| 2nd (2nd leg) | Bilbao Athletic Club | - | CD Eldense | 1:2 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: CD Eldense | ||||
| 1st(1st leg) | CD Ourense | - | Recreativo Huelva | 0:2 | ||
| 2nd (2nd leg) | Recreativo Huelva | - | CD Ourense | 2:0 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Recreativo Huelva | ||||
| 1st(1st leg) | Rayo Vallecano | - | Bergantiños FC | 3:2 | ||
| 2nd (2nd leg) | Bergantiños FC | - | Rayo Vallecano | 3:4 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Rayo Vallecano | ||||
| 1st(1st leg) | CD Tenerife | - | Barcelona Atlètic | 0:1 | ||
| 2nd (2nd leg) | Barcelona Atlètic | - | CD Tenerife | 3:2 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Barcelona Atlètic | ||||
| 1st(1st leg) | Real Burgos | - | FC Cartagena | 0:0 | ||
| 2nd (2nd leg) | FC Cartagena | - | Real Burgos | 3:2 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: FC Cartagena | ||||
| 1st(1st leg) | Córdoba CF | - | Castilla CF | 2:0 | ||
| 2nd (2nd leg) | Castilla CF | - | Córdoba CF | 4:0 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Castilla CF | ||||
| 1st(1st leg) | Getafe CF | - | Sestao SC | 1:0 | ||
| 2nd (2nd leg) | Sestao SC | - | Getafe CF | 4:0 | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Sestao SC | ||||
| 1st(1st leg) | CD Castellón | - | CD Logroñés | 2:0 | ||
| 2nd (2nd leg) | CD Logroñés | - | CD Castellón | 3:4 pso | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: CD Castellón | ||||
| 1st(1st leg) | Linares CF | - | Real Oviedo | 1:1 | ||
| 2nd (2nd leg) | Real Oviedo | - | Linares CF | 1:3 pso | ||
| 1st(1st leg): 28/10/1987 | 2nd (2nd leg): 04/11/1987 | Winner: Linares CF | ||||
