- Cloverdale
- Cambridge
- Chausse
- Cardwell
- Chat'u'washa'lqs Bluff
- Camp Creek Summer Home Area
- Centerville
- Cerro Grande
- Clarkson
- Coffee Point
- Collins
- Cox
- Caldwell
- Cathedral Pines
- Clarendon Hot Springs
- Cream Can Junction
- Challis
- Cedar Creek
- Coleman
- Cottage Island
- Culver
- Chatcolet
- Coltman
- Cotton
- Crossport
- Clyde
- Chubbuck
- Clark Fork
- Carrietown
- Central Cove