[1] The University of Arkansas – Fort Smith joined the conference in the Fall of 2009 after transitioning from the NJCAA.
[4] In July 2011, McMurry University announced that it had been accepted as candidate for D-II membership and would join the Heartland Conference in the fall of 2012.
[5] In February 2012, Oklahoma Christian University announced its intention to seek membership in NCAA Division II.
[6] In Spring 2012, Rogers State University, a member of the NAIA Sooner Athletic Conference, applied for membership.
At the time the league disbanded, the Patriots were single-sport members of the Missouri Valley Conference.