Data from Facebook 'Likes' confirm that the Dallas Cowboys are the most popular NFL team in the United States.

The Pittsburgh Steelers, New England Patriots, Green Bay Packers, New Orleans Saints, Chicago Bears, Indianapolis Colts, Philadelphia Eagles and Oakland Raiders round out the top-10.

The San Francisco 49ers rank 11th behind the Raiders, but have 50 percent fan loyalty in the Bay Area compared to 28 percent for the Raiders.

The Jacksonville Jaguars, St. Louis Rams and Buffalo Bills are in the bottom-three.