- Benner Island
- Beverage Island
- Big Brewster
- Big Garden Island
- Big Green Island
- Big Hen Island
- Big White Island
- Bills Island
- Birch Island
- Birch Island
- Black Island
- Black Rock
- Blackhorse Island
- Blackinton Corners
- Blubber Island
- Bluff Head
- Boy Scout Island
- Brig Ledge
- Brimstone Island
- Broom Island
- Browns Island
- Burkettville
- Burnt Island
- Burnt Island
- Burnt Island
- Burnt Island
- Burnt Island
- Burnt Island
- Burying Island
- Beaver Island