- College Island
- Convene
- Cook Mills
- Cooks Corner
- Cousins Island
- Cow Island
- Crab Island
- Crescent Lake
- Crockett Corner
- Crocketts Corner
- Crow Island
- Crow Island
- Crow Island
- Crow Island
- Crow Island
- Cumberland Center Station
- Cumberland Mills
- Cundys Harbor
- Cushing Briggs
- Cushing Island
- Chase Corner
- Coburn Gore
- Calf Island
- Calf Island
- Campbell Island
- Cape Rosier
- Carleton Island
- Carney Island
- Center
- Channel Rock