- Bonny Eagle
- Boon Island
- Boon Island
- Boothbay Park
- Boyd Corner
- Braeburn
- Bragdon Island
- Briggs Corner
- Brixham
- Brixham Lower Corners
- Buffum Hill
- Bumpkin Island
- Buxton Center
- Bancroft
- Bangor
- Baring
- Bath
- Belfast
- Benton
- Berwick
- Blanchard
- Brooksville
- Brownville
- Brunswick
- Bethel
- Blaine
- Bradford
- Bradley
- Bremen
- Bridgewater