The official website of the Ontario Reign. Ontario Reign Account Manager . Ontario, CA – The Ontario Reign, proud American Hockey League (AHL) affiliate. The Ontario Hockey League (OHL) is one of the three major junior ice hockey leagues which constitute the Canadian Hockey League. The league is for players. The th Ontario Hockey Association (OHA) Annual General Meeting (AGM) was held on Saturday June 17, at the Nottawasaga Inn Resort in Alliston.