The AHL approved the following division realignment on Tuesday:
Bridgeport Sound Tigers
Grand Rapids Griffins
Lake Erie Monsters
Oklahoma City Barons
San Antonio Rampage
A new format for the 2012 Calder Cup playoffs was also announced with eight teams in each conference making the playoffs. The three division winners will get the top three seeds.
The regular season format will be announced later in the summer. The season begins on Oct. 7.