| Year | Champion |
| 1995 | Seattle Sounders |
| 1996 | Seattle Sounders |
| 1997 | Milwaukee Rampage |
| 1998 | Rochester Rhinos |
| 1999 | Minnesota Thunder |
| 2000 | Rochester Raging Rhinos |
| 2001 | Rochester Raging Rhinos |
| 2002 | Milwaukee Rampage |
| 2003 | Charleston Battery |
| 2004 | Montreal Impact |