Tri-Eastern Conference (IHSAA) Former Members Former Members

| School | Location_ | Mascot | _County | Year_Joined | Previous_Conference | Year_Left | Conference_Joined |
|---|---|---|---|---|---|---|---|
| Cambridge City | Cambridge City | Wampus Cats | 89 Wayne | 1962 | Eastern Indiana | 1965 | none (consolidated into Lincoln ) |
| Knightstown | Knightstown | Panthers | 32 Henry | 1962 | East Central | 1969 | Big Blue River |
| Liberty | Liberty | Lancers | 81 Union | 1962 | East Central / Whitewater Valley | 1965 | none (consolidated into Short ) |
| Short | Liberty | Lancers | 81 Union | 1965 | none (new school) | 1973 | none (consolidated into Union County ) |
| Brookville | Brookville | Greyhounds | 24 Franklin | 1966 | Eastern Indiana | 1973 | Eastern Indiana |