The Geography of NFL Fandom - The Atlantic
The 5 Most LOYAL NFL Fanbases and the 5 WORST
Which NBA Teams Have the Most Loyal Fans?
Recent study ranks fan loyalty of all 32 NFL teams - Cincy Jungle
The Browns have the least supportive fans in the NFL, study shows
Cleveland Browns voted NFL's best fan base
Power Ranking All 32 NFL Teams: Loudest and Loyal Fanbases, News, Scores, Highlights, Stats, and Rumors
Lakers fans are NBA's most loyal and engaged, study says
NFL Power Rankings: Who Has the Best Fan Base in the NFL Today?, News, Scores, Highlights, Stats, and Rumors
Cincinnati Bengals fans named most loyal in NFL, according to new ranking
The NFL's Most and Least Loyal Fan Bases