Cleveland Browns and the Cincinnati Bangles both reside in the classless state of Ohio
The United States Navy's football team is called the Midshipmen.
If you are asking about college football, I believe all fifty states have at least one college with a football team, and some have many more than one. If you are asking about professional football, there are a number of states that do not have a team at this time: among them are Maine, Mississippi, Alaska, Hawaii, Vermont, and North Dakota.
26 states
The National Football Team is the league for the professional football teams in the United States.
The name for the Ohio football team is the Ohio Buckeyes.
Football team
the name of the Mississippi NFL football team is Ole Miss
New York, Texas, Florida, California, and Pennsylvania
My favorite football team is the Arizona Cardinals
Alaska
The main football team is nicknamed Samurai Blueand there is more info on Wikipeidia.com
Baltimore is the home of the Ravens football team.