NOTE: There was no championship game before 1976. Therefore, this list only includes official champions from 1976 on.
- 1976: Oklahoma City Dolls, Toledo Troopers (co-champions)
- 1977: Toledo Troopers
- 1978: Oklahoma City Dolls defeated Toledo Troopers, 8-0.
- 1979: Oklahoma City Dolls (Scheduled title game versus the Columbus Pacesetters was canceled.)
- 1980: Unknown
- 1981: Unknown
- 1982: Cleveland Brewers
- 1983: Cleveland Brewers defeated Columbus Pacesetters, 43-6.
- 1984: Unknown
- 1985: Grand Rapids Carpenters
- 1986: Unknown
- 1987: Unknown