It originally consisted of Arcola, Arthur, Atwood-Hammond, Bement, Cerro Gordo, Monticello, Newman, Oakland, Sullivan, Tuscola, and Villa Grove.
In 1990 Argenta-Oreana, Clinton, St Teresa, Monticello, Sullivan, and Warrensburg-Latham resurrected the conference, and in 1995, Meridian and Maroa-Forsyth were added.
The Black Division consisted of Clinton, Monticello, Shelbyville, St. Teresa, Sullivan, and Unity.
These schools were Argenta-Oreana, Clinton, St. T, Meridian, Central A&M, Sullivan, Shelbyville, Warrensburg-Latham, and Tuscola.
Before the actual forming of the CIC, Argenta-Oreana decided to join the Little Okaw Valley Conference.
The Okaw Valley Conference continued with Monticello, Tolono-Unity, Champaign St. Thomas More, St. Joseph-Ogden, and Rantoul.