There were nine teams that were in the CFL at the beginning of the leagues formation.
I looked on www,cbssports.com and I found there where 7 teams with domes.
There are many American teams that have played in the CFL. You can look up the teams online t find out more information.
There are 8 teams in the Canadian Football League.
West DivisionEdmontonCalgaryBCSaskatchewanEast DivisionMontrealWinnipegTorontoHamilton
Dallas and Seattle
The teams that share a name between the NFL and CFL are the Detroit Lions of the NFL and the British Columbian Lions of the CFL.
Eight teams, if you dont include Ottawa who will begin play in the 2010 season.
All of the present teams in the Canadian Football League (CFL) have their names engraved on the Grey Cup. Two former CFL teams were also Grey Cup winners: Ottawa Rough Riders and Baltimore Stallions. Several other non-CFL teams have won the Grey Cup, but none since 1944.
The two teams that come from Alberta are the Calgary Stampeders and the Edmonton Eskimos.