- Cannonville
- Canyon Rim
- Castle Dale
- Castle Valley
- Cedar City
- Cedar Fort
- Centerfield
- Corinne
- Cottonwood Heights
- Cedar Hills
- Centerfield
- Clawson
- Centerville
- Charleston
- Circleville
- Clarkston
- Clearfield
- Cleveland
- Clinton
- Coalville
- Cornish
- Cove
- Caballero Ranches
- Cache
- Cache Junction
- Cahoon Haynes Addition
- Caineville
- Calann
- Callao
- Cambria Pines