- Cambridge City
- Cannelburg
- Cannelton
- Carefree
- Carmel
- Castleton
- Cedar Lake
- Chalmers
- Chesterton
- Chrisney
- Churubusco
- Connersville
- Country Club Heights
- Crothersville
- Crown Point
- Crows Nest
- Campbellsburg
- Cicero
- Clarks Hill
- Claypool
- Coatesville
- Collegeville
- Columbia City
- Corunna
- Crandall
- Cynthiana
- Cadiz
- Camden
- Carbon
- Carlisle