I would have to say east. With Maryville,Alcoa,Fulton,McCallie,&Oak Ridge to name a few. There is plenty of D-1 tallent out of these schools.
For ex.
Brandon Warren(Alcoa)
Dustin Lindsey(Alcoa)
Joei Feigler(Alcoa)
Martin White(Alcoa)
Ryan Tallent(Maryville)
Gary Tucker(Maryville)
Tyrone Cobb(Fulton)
Lee Smith(Powell)
Jacques McClendon(Baylor)
Nick Reveiz(Farragut)