Who are the most popular NFL teams? Cowboys lead US in search hits
Maps Mania: The NFL Maps of the United States
40 maps and charts that explain sports in America - Vox
Are You Ready For Some (Maps About) Football? – Estately Blog
N.C.A.A. Fan Map: How the Country Roots for College Football - The New York Times
NFL Fan Map: Favorite Team by County
Twitter map shows the most popular NFL teams in each county of the United States
NBA Twitter Fan Follower Map Shows Lakers Are Most National Team, News, Scores, Highlights, Stats, and Rumors
Buffalo Bills 2nd Most Popular NFL Team In The World
Twitter map: NFL teams more popular than NBA clubs in most states
Up Close on Baseball's Borders - The New York Times
Pennsylvania is Steelers Country and that's annoying
A map by Vivid Seats showing the most popular NFL teams in every US county. (Vivid Seats)