1.Baltimore Thunder (1987-1999)
    Pittsburgh CrosseFire (1999-2000)
   Washington Power (2000-present)
2.New Jersey Saints (1987-1988)
   New York Saints (1989-present)
3.Philadelphia Wings (1987-present)
4.Washington Wave (1987-1989)
5.Detroit Turbos (1989-1994)
6.New England Blazers (1989-1991)
    Boston Blazers (1992-1997)
7.Pittsburgh Bulls (1990-1993)
8.Buffalo Bandits (1992-present)
9.Rochester Nighthawks* (1995-present)
10.Charlotte Cobras* (1995-1996)
11.Ontario Raiders (1998-1999)
   Toronto Rock (1999-present)
12.Syracuse Smash (1997-2000)
    Ottawa Rebel (2000-present)
13.Albany Attach (1999-present)
14.Columbus Landsharks (2000-present)
    Montreal Xpress (2001-present)
15.Calgary Roughnecks (2001-present)
16.Vancouver Ravens (2001-present)
17.New Jersey Storm (2001-present)
18. ^Columbus Landsharks (2001-present)

*-the Rochester Nighthawks joined during the 1995 season, and Charlotte joined during the 1995-1996 season as the season began in December for the first time ever.

^-Columbus re-located to Montreal in 2001 and another team was placed in Columbus that same season with the same Landsharks name.