Novara, Varese, Padova and Reggina are in the promotion play-offs, while Piacenza-Albinoleffe is the relegation play-out.
The final round of the Serie B season was played today and the verdicts are in.
Atalanta won the Championship and are automatically promoted along with Antonio Conte's Siena.
Novara, Varese and Reggina had already secured their places in the play-offs, but this afternoon Padova's 2-0 win away to Torino gave them the final slot.
As for the bottom of the table, Triestina, Portogruaro and Frosinone drop into Lega Pro.
The challenge to join them is between Piacenza and Albinoleffe, as Ascoli's victory today kept them in Serie B despite a six-point penalty.
All kick-offs listed below are UK time.
Semi-finals, 1st leg
Thursday June 2
Sunday June 5
1st leg, Thursday June 9 (19.45)
2nd leg, Sunday June 12 (19.45)
Piacenza-Albinoleffe, Saturday June 4 (19.45)
Albinoleffe-Piacenza, Saturday June 11 (19.45)
Think you know your Italian football? Share your knowledge, tips and comments to win cash prizes in OLBG's tipster competition  - £11,000 to be won monthly!