|How many different football league are there NFL AFL XFL i need 1 more popular one?|
CFL Canadian football league
NFL Europe, although that's over now, Canadian Football League (CFL).
CFL (canada) or NFL Europe
CFL and USFL
Why not the NFL Europe, or NFL Europa. Sure it is shut down but the question CLAIMS the XFL is popular and it shut down after ONE SEASON(heck barely made it through that).
Canadian Football League(CFL)
CFL and the European NFL are the only ones I know that you didn't mention.
the cfl it has had many great players over the years such as warren moon and joe thiesman.