| Code | Name | Region |
|---|---|---|
| AUBNN | Bannockburn | VIC |
| AUBYD | Banyo | QLD |
| AUBCI | Barcaldine | QLD |
| AUBRL | Barellan | NSW |
| AUBKP | Barkly Downs | QLD |
| AUBRE | Barmera | SA |
| AUBNW | Barnawartha | VIC |
| AUAYQ | Ayers Rock | NT |
| AUAYR | Ayr | QLD |
| AUBMS | Bacchus Marsh | VIC |
| AUBCE | Badger Creek | VIC |
| AUBDD | Badu Island | QLD |
| AUBAE | Baerami | NSW |
| AUBSJ | Bairnsdale | VIC |
| AUBAK | Bakers Creek | QLD |
| AUBLK | Balaklava | SA |
| AULCN | Balcanoona | SA |
| AUBTT | Balcatta | WA |
| AUA6L | Balcombe | VIC |
| AUBQW | Balgo Hills | WA |
| AUBWL | Balgowlah | NSW |
| AUBEG | Balgowlah Heights | NSW |
| AUBAA | Balhannah | SA |
| AULLD | Ballandean | QLD |
| AUBQA | Ballarat | VIC |
| AUBAH | Ballast Head | SA |
| AUBNK | Ballina | NSW |
| AUP6D | Aspendale | VIC |
| AUAPY | Aspley | QLD |
| AUASQ | Asquith | NSW |
| AUATH | Athelstone | SA |
| AUATN | Atherton | QLD |
| AUAPR | Athol Park | SA |
| AUATT | Attadale | WA |
| AUWWG | Aubin Grove | WA |
| AUAUB | Auburn | NSW |
| AUABN | Auburn | SA |
| AUAGS | Augusta | WA |
| AUAUD | Augustus Downs | QLD |
| AUALA | Auldana | SA |
| AUA7A | Aura | VIC |
| AURSE | Au-rose Bay | NSW |
| AUAUU | Aurukun Mission | QLD |
| AUAWP | Austral Downs | NT |
| AUALI | Australind | WA |
| AUAVG | Auvergne | NT |
| AUAVV | Avalon | VIC |
| AUGYL | Argyle | WA |
| AUAGY | Argyle Downs | WA |
| AUAMD | Armadale | VIC |