Cities in Oklahoma
- C
- Carnegie 1 Facility
- Catoosa 125 Facilities
- Chandler 5 Facilities
- Chelsea 1 Facility
- Chickasha 2 Facilities
- Choctaw 64 Facilities
- Chouteau 13 Facilities
- Claremore 31 Facilities
- Cleveland 8 Facilities
- Clinton 7 Facilities
- Coalgate 4 Facilities
- Colbert 20 Facilities
- Collinsville 46 Facilities
- Cordell 1 Facility
- Coweta 48 Facilities
- Cushing 4 Facilities