Gibson Southern left the PAC in 1979 when the Big Eight Conference was formed, only to return in 1994. In 2000, Wood Memorial left the PAC and is now a member of the Blue Chip Conference. Tell City, which had left in 1953, rejoined in 2001, also came back from the Big Eight Conference but also from the Southern Indiana Athletic Conference. In 2007, Forest Park, located in Ferdinand, officially joined the PAC from the Blue Chip Conference increasing the number of members back to the original nine.