| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Stoodley | Tasmania | TAS | 7306 |
| Stormlea | Tasmania | TAS | 7184 |
| Stowport | Tasmania | TAS | 7321 |
| Strahan | Tasmania | TAS | 7468 |
| Strathblane | Tasmania | TAS | 7109 |
| Strathgordon | Tasmania | TAS | 7139 |
| Strickland | Tasmania | TAS | 7140 |
| Strzelecki | Tasmania | TAS | 7255 |
| Styx | Tasmania | TAS | 7140 |
| Sulphur Creek | Tasmania | TAS | 7316 |
| Summerhill | Tasmania | TAS | 7250 |
| Sunnyside | Tasmania | TAS | 7305 |
| Surges Bay | Tasmania | TAS | 7116 |
| Surprise Bay, King Island | Tasmania | TAS | 7256 |
| Surveyors Bay | Tasmania | TAS | 7116 |
| Swan Bay | Tasmania | TAS | 7252 |
| Swan Point | Tasmania | TAS | 7275 |
| Swansea | Tasmania | TAS | 7190 |
| Swanston | Tasmania | TAS | 7120 |
