Facebook's Data team has combed the more than 35 million users who have "liked" a team's fan page, and put it into graphic form, down to the county level. 

Takeaways?

• Alaska is confused.
• New England owns New England, and pockets around the country.
• The Jets have just one county—Nassau County, on the western end of Long Island.
• Florida, home of expats, contains pockets of Giants, Patriots, Steelers, Packers, and Bears fans
• The lightly populated Great Plains and Rocky Mountain regions, far from any team, transition from Vikings fandom in the east to Broncos fandom to—unexpectedly—Cowboys fandom in Idaho, Utah, and Nevada.
• Oakland has impressive penetration on the periphery of 49ers country, even into Nevada and Oregon.

Superbowl Team Breakdown