The Geography of NFL Fandom - The Atlantic
NFL teams' most rabid fans, in one county-by-county map - Vox
Map Shows The Best-Selling NFL Jersey In Every State In United States During 2021 Season - Daily Snark
The electoral map of football, 2020 edition: is the United States more of an NFL or College Football country?
Anders Sundell on X: Top googled @NFL team in each US state: / X
Up Close on Baseball's Borders - The New York Times
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List of NFL Teams & Stadiums (2022) – GeoJango Maps
The Most Popular NFL Teams by County, State