The NCAA Men's Basketball Tournament went to 64 teams in 1985.
There were 53 teams in the 1984 NCAA Men's Basketball Championship (5 play-in games before the tournament).
In 2000 there were 64 teams that played in the Division I basketball tournament.
there are 32 teams in the NIT tournament
Teams that are on the verge of being in or out of the NCAA tournament.
1985
Duke
64
UCLA with 11.
4
Duke
The 2012 NCAA men's basketball tournament included teams from 31 states and the District of Columbia.