| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Seddon | Victoria | VIC | 3011 |
| Seddon West | Victoria | VIC | 3011 |
| Sedgwick | Victoria | VIC | 3551 |
| Selby | Victoria | VIC | 3159 |
| Selwyn | Victoria | VIC | 3737 |
| Separation Creek | Victoria | VIC | 3234 |
| Serpentine | Victoria | VIC | 3517 |
| Serviceton | Victoria | VIC | 3420 |
| Seville | Victoria | VIC | 3139 |
| Seville East | Victoria | VIC | 3139 |
| Seymour | Victoria | VIC | 3660 |
| Seymour, PO Boxes | Victoria | VIC | 3661 |
| Seymour South | Victoria | VIC | 3660 |
| Shady Creek | Victoria | VIC | 3821 |
| Shannonvale | Victoria | VIC | 3898 |
| Shays Flat | Victoria | VIC | 3377 |
| She Oaks | Victoria | VIC | 3331 |
| Sheans Creek | Victoria | VIC | 3666 |
| Sheep Hills | Victoria | VIC | 3392 |
| Shelbourne | Victoria | VIC | 3515 |
