- Corner Windmill
- Cumby
- Cumings
- Cuney
- Cut and Shoot
- Cantu Addition Number 1 Colonia
- Cantu Addition Number 2 Colonia
- Center Line
- Chances Store
- Cooks Point
- Cooks Point
- Cactus
- Cameron Park
- Canyon Lake
- Carbon
- Castroville
- Catarina
- Center
- Chico
- China
- China Grove
- Christine
- Coahoma
- Colorado City
- Conception
- Cooper
- Creedmoor
- Crockett
- Cross Roads
- Crowley