- Bambukuliya
- Banagala
- Bandarabatawala
- Bandarahena
- Bandaranayakapura
- Bandarawatta
- Bandarawatta
- Banduragoda
- Bangalawatta
- Barawawila
- Batagama North
- Batagama South
- Batagampalata
- Batalahena
- Bataliya
- Batepola
- Batepola
- Batepola
- Batuwatta East
- Belligola
- Belummahara
- Bemmulla
- Bendiyamulla
- Beraunna
- Bingpandura
- Biyagama
- Biyanwila Ihala
- Biyanwila Pahala
- Bogamuwa
- Bogamuwa Aluthgama