| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Bicheno | Tasmania | TAS | 7215 |
| Binalong Bay | Tasmania | TAS | 7216 |
| Birchs Bay | Tasmania | TAS | 7162 |
| Birralee | Tasmania | TAS | 7303 |
| Bishopsbourne | Tasmania | TAS | 7301 |
| Black Hills | Tasmania | TAS | 7140 |
| Black River | Tasmania | TAS | 7321 |
| Blackmans Bay | Tasmania | TAS | 7052 |
| Blackstone Heights | Tasmania | TAS | 7250 |
| Blackwall | Tasmania | TAS | 7275 |
| Blackwood Creek | Tasmania | TAS | 7301 |
| Blessington | Tasmania | TAS | 7212 |
| Blue Rocks | Tasmania | TAS | 7255 |
| Blumont | Tasmania | TAS | 7260 |
| Boat Harbour | Tasmania | TAS | 7321 |
| Boat Harbour Beach | Tasmania | TAS | 7321 |
| Bonnet Hill | Tasmania | TAS | 7053 |
| Boobyalla | Tasmania | TAS | 7264 |
| Boomer Bay | Tasmania | TAS | 7177 |
| Bothwell | Tasmania | TAS | 7030 |
