Many teams have won 0 national championships.
Alabama
116 national championships since 1895 in football. However most teams don't count their national championship pre ww2!
The teams over the years that played for football National Championships in college?
The Ohio State University has 7 national championships. When they beat the University of Miami in 2002 that gave them their seventh championship since 1952.
Alabama has Roll Tide and War Eagle
Paul Brown was an American Football coach. He was the coach in the All-America Football Conference and National Football League.His teams won seven league championships.
According to the College Football Data Warehouse: For the 2011 football season, the following teams won National Championships: Alabama - Division I-A North Dakota State - Division I-AA Pittsburg State (KS) - Division II Wisconsin-Whitewater - Division III
Yes 1938 Texas Christian University Horned Frogs 1939 Texas Agriculture & Mechanincal Aggies
North Carolina, Duke, NC State and Maryland
If one is referring to the number of teams in the National Football League (NFL), there are thirty-two teams in total. Other national football teams would include men and women's soccer teams.
There are no National Football League teams in North Dakota.