- Calais
- Cambridge
- Camden
- Camden Snow Bowl
- Canaan
- Canton
- Cape Neddick
- Caratunk
- Caribou
- Carmel
- Carroll
- Carthage
- Cary
- Casco
- Castine
- Centerville
- Chapman
- Charleston
- Charlotte
- Chelsea
- Cherryfield
- Chester
- Chesterville
- China
- Chisholm
- Clifton
- Clinton
- Codyville
- Columbia
- Columbia Falls
- Cooper
- Corinna
- Cornish
- Cornville
- Cousins Island
- Cranberry Isles
- Crawford
- Crystal
- Cumberland Center
- Cushing
- Cutler