Possible Clues:

• Ducks org
• Org. with Canadiens and Canucks
• Puckish org.?
• Org. with Senators and Capitals
• Apt sports org. for this puzzle
• Org. with Jets and Flyers
• Lemieux's league
• Pro skaters' org
• Home of the Penguins
• Montreal is part of it: Abbr