Bama moves to D1 ACHA league. There is talk if they continue to grow in popularity they may go D1 NCAA.... Norm how many different divisions are there?
http://www.al.com/sports/index.ssf/2015/02/alabama_frozen_tide_hockey_tea_1.html
Best answer I can give you right now is that there are 59 men's hockey teams in NCAA Division 1 spread across six conferences with one independent (Arizona State) slated to bump up to Division 1 next season.
http://collegehockeyinc.com/d1teams