All sports: 2013 season
- Boston Breakers
- Carolina RailHawks
- Chicago Fire SC
- Chivas USA
- Colorado Rapids
- Columbus Crew
- D.C. United
- FC Dallas
- FC Edmonton
- Fort Lauderdale Strikers
- Houston Dynamo
- LA Galaxy
- Minnesota United FC
- Montreal Impact
- New England Revolution
- New York Cosmos
- Philadelphia Union
- Phoenix FC
- Pittsburgh Riverhounds
- Portland Timbers
- Real Salt Lake
- San Jose Earthquakes
- Seattle Sounders FC
- Sporting Kansas City
- Toronto FC
- Vancouver Whitecaps FC