Virginia Tech or West Virginia. Both are at the top of teams without a title in total wins. Virginia Tech has played for a national championship, but lost. West Virginia came within one game of playing for the title, but was upset by Pittsburgh.
a lot
Florida Gators
Vince Young's University of Texas #10 from their National Championship year.
Uni of So Cal
LSU Tigers
Oklahoma
Ohio State Buckeyes
Tennessee
Auburn and Ohio state
Michigan Wolverines
According to the College Football Data Warehouse, the University of Wisconsin Badgers football team has not yet won a national championship.
Notre Dame