- Bishop
- Bitter Creek
- Blairtown
- Blazon Junction
- Bondurant
- Bonneville
- Bordeaux
- Border Junction
- Borie
- Bosler
- Bosler Junction
- Boulder
- Boulder Flats
- Boulder Island
- Boxelder
- Boysen
- Bridger
- Brinton
- Bronx
- Brookhurst
- Bryan
- Buck Place
- Buckhorn
- Bucknum
- Buffalo
- Buffalo Ford
- Buford
- Burgess Junction
- Burlington
- Burns