- Chorkerup
- Chowerup
- Circle Valley
- City of Cockburn
- Clackline
- Clampton
- Clare Downs
- Claremont
- Claret Islands
- Cleary
- Coblinine
- Cockatoo
- Cockatoo Island
- Cocklebiddy
- Codjatotine
- Cold Harbour
- Collanilling
- Collgar
- Collie
- Collie Burn
- Collie Cardiff
- Collier Siding
- Colovale
- Comet
- Comet Vale
- Condingup
- Cone Bay Community
- Congelin
- Conilurus Island
- Contine