The AFL Roundhouse Statistics for players and teams from the AFL and AF2, past and present. http://www.aflroundhouse.com/

50YARDS.com Covers Arena, Arena2, NIFL and IPFL with news items, articles, message boards, chat rooms and games. http://www.50Yards.com/

North American Indoor Football League Profession league of Canadian teams. Includes news, schedule, and list of teams. http://www.naifl.ca

TheFanForce.com A fan-based sports discussion forum with several categories including AFL, arena, XFL, AF2, NCAA, and Canadian. http://thefanforce.com