The preliminary round of the Spanish cup took place over two legs played 30th August and 6th September. Some 34 teams entered the competition at this stage, made up of the top teams from second division B and the third division. The draw was regionalised, with second division B sides seeded and third division sides playing at home in the first leg.

Preliminary round first leg

Results of the first leg matches played 30 August were as follows:

Coslada 0 - 1 Mensajero
Xove Lago 0 - 1 Ourense
Lealtad S. 1 - 4 San Sebastian de los Reyes
La Bañeza 1 - 2 Orotrava
Lemona 2 - 1 Barakaldo
Fraga 2 - 4 Beasain
Noja 0 - 1 Burgos
Aurrera 0 - 0 Peña Sport
At. Baleares 2 - 1 Gandía
Balaguer 2 - 2 Burriana
Hércules 0 - 1 Gramanet
Castellón 1 - 1 Figueres
Olímpico Totana 0 - 2 Ceuta
Puertollano 2 - 4 Gaudix
Don Benito 2 - 1 Xerez
Dos Hermanas 2 - 2 Ejido
Almería 0 - 0 Algeciras

Preliminary round second leg

The second legs of the preliminary round were played on 6th September. No surprises, with seeded teams going through in almost all the games. Results were as follows, with teams qualifying in bold:

Mensajero 4 - 1 Coslada
Ourense 4 - 0 Xove Lago
Sanse 2 - 1 Lealtad
Orotrava 1 - 1 La Bañeza
Barakaldo 1 - 0 Lemona
Beasain 2 - 0 Fraga
Burgos 3 - 2 Noja
Peña Sport 0 - 1 Aurrera Vitoria
Gandía 1 - 0 At. Baleares
Burriana 3 - 1 Balaguer
Gramanet 2 - 2 Hércules
Figueres 3 - 0 Castellón
Ceuta 6 - 0 Olímpico Totana
Gaudix 2 - 0 Puertollano
Xerez 3 - 1 Don Benito
Ejido 2 - 1 Dos Hermanas
Algeciras 1 - 0 Poli Almería