The Super Bowl is no popularity contest, but if it were the Pittsburgh Steelers would win it. Data provided by Google Trends shows the breakdown of the top-searched playoff teams by county. The Steelers captured 658 counties. The New England Patriots and Minnesota Vikings place second and third, with 506 and 385 counties respectively.
The number of counties by team:
Atlanta Falcons: 277
Buffalo Bills: 58
Carolina Panthers: 171
Jacksonville Jaguars: 31
Kansas City Chiefs: 384
Los Angeles Rams: 82
U.S. & World
Minnesota Vikings: 385
New England Patriots: 506
New Orleans Saints: 182
Philadelphia Eagles: 254
Pittsburgh Steelers: 658
Tennessee Titans: 110