| Code | Name | Region |
|---|---|---|
| AUALV | Alvie | VIC |
| AUAYG | Alyangula | NT |
| AUAMT | Amata | NT |
| AUABL | Amberley | QLD |
| AURCN | American River | SA |
| AUAMX | Ammaroo | NT |
| AUAMR | Amrun | QLD |
| AUS4A | Aberfoyle Park | SA |
| AUABG | Abingdon | QLD |
| AUACA | Acacia Ridge | QLD |
| AUMST | Adamstown | NSW |
| AUADL | Adelaide | SA |
| AUADA | Adelaide Apt | SA |
| AUALO | Adelong | NSW |
| AUANB | Agnes Bank | NSW |
| AUAGW | Agnew | QLD |
| AUWSY | Airlie Beach | QLD |
| AUAIR | Airlie Terminal | WA |
| AUAPW | Airport West | VIC |
| AUALH | Albany | WA |
| AUACK | Albany Creek | QLD |
| AUABO | Alberton | QLD |
| AUAPK | Albion Park | NSW |
| AUABX | Albury | NSW |
| AUALD | Aldgate | SA |
| AUADG | Aldinga | SA |
| AUAVA | Alexandra | VIC |
| AU | ||
| AUABP | Abbot Point | QLD |
| AUABA | Abbotsford | VIC |
| AUALP | Abell Point | QLD |
| AUABD | Aberdeen | NSW |