1996 SWC - Big 8 dissolved re-form as Big 12
1992 Arkansas departs SWC for SEC
1990 Penn St. leaves independence for B10
1978 ASU/UA depart WAC for P10
1962 Mountain States – BYU, UU, WYO depart for WAC
1962 Border States Conference Dissolves ASU, UA, UNM join WAC