United States of MLS: A map of the closest stadium to every county. Credit: @BerkEhrmantraut via Twitter : r/MLS
Map shows the most popular NFL team in every state
Map of America's Favorite College Football Teams using data from over 8 million Twitter followers (October 2022) : r/CFB
Producing Maps with SAS/GRAPH
NFL teams' most rabid fans, in one county-by-county map - Vox
A Map Showing Maine's Favorite Out-Of-State NFL Team is Total BS
NFL Hate Map: Green Bay Packers in study of teams Twitter users hate
The Most Popular NFL Teams In States That Don't Have One
Are You Ready For Some (Maps About) Football? – Estately Blog
Most Popular NFL team map (2016) : r/MapPorn
Number of NFL Teams by State by - Maps on the Web
List of NFL Teams & Stadiums (2022) – GeoJango Maps
The Geography of NFL Fandom - The Atlantic