1st(1st leg) Lazio Roma - Inter 1:1 (1:1)
2nd (2nd leg) Inter - Lazio Roma 1:0 (1:0)
1st(1st leg): 24/01/2006 20:00 2nd (2nd leg): 02/02/2006 20:00 Winner: Inter
1st(1st leg) Udinese Calcio - Sampdoria 1:1 (1:0)
2nd (2nd leg) Sampdoria - Udinese Calcio 2:2 (0:1)
1st(1st leg): 25/01/2006 17:00 2nd (2nd leg): 01/02/2006 16:30 Winner: Udinese Calcio
1st(1st leg) AC Milan - US Palermo 1:0 (0:0)
2nd (2nd leg) US Palermo - AC Milan 3:0 (2:0)
1st(1st leg): 25/01/2006 20:00 2nd (2nd leg): 31/01/2006 20:00 Winner: US Palermo
1st(1st leg) Juventus - AS Roma 2:3 (0:1)
2nd (2nd leg) AS Roma - Juventus 0:1 (0:0)
1st(1st leg): 26/01/2006 20:00 2nd (2nd leg): 01/02/2006 20:00 Winner: AS Roma