| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Ashburton | Victoria | VIC | 3147 |
| Ashwood | Victoria | VIC | 3147 |
| Aspendale | Victoria | VIC | 3195 |
| Aspendale Gardens | Victoria | VIC | 3195 |
| Athlone | Victoria | VIC | 3818 |
| Attwood | Victoria | VIC | 3049 |
| Aubrey | Victoria | VIC | 3393 |
| Auburn | Victoria | VIC | 3123 |
| Auburn South | Victoria | VIC | 3122 |
| Auchmore | Victoria | VIC | 3570 |
| Avalon | Victoria | VIC | 3212 |
| Avenel | Victoria | VIC | 3664 |
| Avoca | Victoria | VIC | 3467 |
| Avon Plains | Victoria | VIC | 3477 |
| Avondale Heights | Victoria | VIC | 3034 |
| Avonmore | Victoria | VIC | 3559 |
| Avonsleigh | Victoria | VIC | 3782 |
| Axe Creek | Victoria | VIC | 3551 |
| Axedale | Victoria | VIC | 3551 |
| Ayrford | Victoria | VIC | 3268 |
