The Big West would be one tough region:

Arizona:
Phoenix Suns

Colorado:
Denver Nuggets

Oklahoma:
Oklahoma City Thunder

Texas:
Dallas Mavericks
Houston Rockets
San Antonio Spurs


Like this plan; however, would you continue with the NBA All Star Classic?

NBA All Star Classic

East: Atlantic, Southeast, Divide the Lakes Region (Detroit, Cleveland, Indiana)

vs.

West: Divide the Lakes Region (Chicago, Milwaukee Minnesota), Big West, Pacific.