1989–90 Segunda División B

The 1989–90 Segunda División B season was the 13th since its establishment. The first matches of the season were played on 2 September 1989, and the season ended on 27 May 1990.

Overview before the season
80 teams joined the league, including four relegated from the 1988–89 Segunda División and 19 promoted from the 1988–89 Tercera División. The composition of the groups was determined by the Royal Spanish Football Federation, attending to geographical criteria.


 * Relegated from Segunda División:
 * Barcelona Atlètic
 * Alzira
 * Lleida
 * Mollerussa


 * Promoted from Tercera División:


 * Cambados
 * Sporting Atlético
 * Laredo
 * Santurtzi
 * Girona
 * Manlleu
 * Benidorm
 * Moscardó
 * Numancia
 * Estepona
 * Utrera
 * Mallorca Atlético
 * Ibiza
 * Salud
 * Orihuela
 * Mérida
 * Mirandés
 * Barbastro
 * Toledo

Group 1
Teams from Asturias, Castile and Leon, Castilla–La Mancha, Galicia and Madrid.

Group 2
Teams from Andorra, Aragon, Basque Country, Cantabria, Catalonia, Castile and Leon, La Rioja and Navarre.

Group 3
Teams from Andalusia, Canary Islands, Castilla–La Mancha, Ceuta, Extremadura and Melilla.

Group 4
Teams from Balearic Islands, Catalonia, Region of Murcia and Valencian Community.