The Alberta Junior Hockey League (AJHL) is an Alberta-based Junior A hockey league that belongs to the Canadian Junior Hockey League (CJHL). It was formed as a five-team league in 1964. There are currently 16 teams in the league. The regular season league champions receive the Dave Duchak Trophy. The playoff champions receive the Enerflex Cup (the Carling O'Keefe Trophy before 1998 and the Rogers Wireless Cup until 2008). The winner of the AJHL playoffs continues on to play in the Doyle Cup in a best-of-seven series against the champion of the British Columbia Hockey League. The winner of the Doyle Cup competes in the Junior "A" National Championship for the Royal Bank Cup.