Places beginning with CA in Maine, United States
- Cain Crest Trailer Park
- Calais
- Calais, City of
- Caldwell Corner
- California
- Cambridge
- Cambridge, Town of
- Camden
- Camden, Town of
- Campbell
- Camp Ellis
- Camp Wavus
- Canaan
- Canaan, Town of
- Canton
- Canton Point
- Canton, Town of
- Cape Cottage
- Cape Elizabeth
- Cape Elizabeth, Town of
- Cape Neddick
- Cape Porpoise
- Cape Rosier
- Caratunk
- Caratunk, Town of
- Cardville
- Caribou
- Caribou, City of
- Carmel
- Carmel, Town of
- Carrabassett
- Carrabassett Valley, Town of
- Carr Corner
- Carriveau Mill
- Carroll
- Carroll, Plantation of
- Carrs Corner
- Carson
- Carthage
- Carthage, Town of
- Carvers Corner
- Cary
- Cary, Plantation of
- Carys Mills
- Casco
- Casco, Town of
- Cash Corner
- Cass Corner
- Castine
- Castine, Town of
- Castle Harmony
- Castle Hill, Town of
- Caswell, Town of
- Cathance