The 1988–89 Liga Bet season saw Ironi Ashdod win their regional divisions and promoted to Liga Alef.
At the bottom, Beitar Kiryat Gat and Hapoel Yeruham (from South B division) were all automatically relegated to Liga Gimel.
South Division B
References Liga Bet Finle Table, 1988-89, Liga Bet Table, 1988-89, images