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.
الدوري الإسباني الدرجة الثانية بي 1989–90 (بالإسبانية: Segunda División B de España 1989-90) هو موسم من الدوري الإسباني الدرجة الثانية بي. فاز فيه نادي ألباسيتي. (ar)
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. (en)
La temporada 1989–90 de la Segunda División B de España de fútbol corresponde a la 13ª edición del campeonato y se disputó entre el 2 de septiembre de 1989 y el 27 de mayo de 1990. (es)
L'edizione 1989-90 della Segunda División B fu il tredicesimo campionato di calcio spagnolo di terza divisione ad avere questa denominazione. Il campionato vide la partecipazione di 80 squadre raggruppate in quattro gruppi. Le prime di ogni gruppo furono promosse in Segunda División mentre le ultime quattro e la peggiore quintultima furono retrocesse in Tercera División. (it)