Professional Sports Teams Not Ending in the Letter 'S'

• NFL: None
• NHL: Colorado Avalanche, Tampa Bay Lightning
• NBA: Oklahoma City Thunder, Utah Jazz, Miami Heat, Orlando Magic
• MLS: Philadelphia Union, Chicago Fire, Columbus Crew, D.C. United, New England Revolution, L.A. Galaxy, Houston Dynamo, Montreal Impact, Sporting Kansas,City, Toronto FC, Chivas USA, Real Salt Lake 
• MLB: Boston Red Sox, Chicago White Sox