Football supporter map of London
Where do NFL Fans Live? Mapping Football Fandom Across the U.S.
The Electoral map of football: The NFL vs. college football
Ticket sales data show 49ers fan cluster above Arctic Circle
Who is Really America's Team? – The Harvard Sports Analysis Collective
3 different maps that show the most popular college football teams
How Widespread Is Your College Football Fan Base?
Socastee - Team Home Socastee Braves Sports