- Chocolate Springs
- Choice
- Chriesman
- Christine
- Christoval
- Chub
- Chubby Island
- Chuckville
- Chula Vista 1-5 Colonia
- Chula Vista Acres Colonia
- Chula Vista Colonia
- Chula Vista Colonia
- Chula Vista-Orason
- Chula Vista School Block Colonia
- Chumley
- Chunky
- Church Hill
- Church Hill
- Churchill
- Cibolo
- Cielito Lindo Colonia
- Cielo Vista
- Cienegas Terrace
- Cienegas Terrace Colonia
- Cima
- Cimarron
- Cimmaron South
- Cinco Ranch
- Cipres
- Circle