dallas cowboys
It was founded for the American Football League, but the NFL made a stronger offer for the team, so the team waited until 1961 and became an NFL team.
It was the 1972 Miami Dolphins.
NO!
The Denver Broncos (1971-1978)
The Broncos This Year HaHa
Steelers
Yes
Nevada has never had a team in the NFL.
does wyoming have a nfl team
No, but the Cincinnati Bengals started 1-6 in 1970 and made the playoffs.
Buffalo Bills.... i believe it was in 2010 season