In February 2006, the top teams of the league played down for the Bill Salonen Cup, the SIJHL championship.
Note: GP = Games played; W = Wins; L = Losses; OTL = Overtime losses; SL = Shootout losses; GF = Goals for; GA = Goals against; PTS = Points; x = clinched playoff berth; y = clinched division title; z = clinched conference title Teams listed on the official league website.
[3] Hosted by the Fort William North Stars in Thunder Bay, Ontario.
Round Robin Semi-final Final Hosted by the Streetsville Derbys in Brampton, Ontario.
Round Robin Semi-final Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes Note: GP = Games played; Mins = Minutes played; W = Wins; L = Losses: OTL = Overtime losses; SL = Shootout losses; GA = Goals Allowed; SO = Shutouts; GAA = Goals against average