| Code | Name | Region |
|---|---|---|
| AUSRR | Stradbroke Island | QLD |
| AUSRN | Strahan | TAS |
| AUST9 | Strathalbyn | SA |
| AUTHB | Strathbogie | VIC |
| AU4VC | Strathewen | VIC |
| AUSFI | Strathfield | NSW |
| AUTFA | Strathfieldsaye | VIC |
| AUSWK | Southwest Rocks | NSW |
| AUSPE | Spearwood | WA |
| AUSPW | Spotswood | VIC |
| AUSPO | Spreyton | TAS |
| AUSPB | Spring Bay | TAS |
| AUSCG | Spring Creek | QLD |
| AUSHI | Spring Hill | NSW |
| AUSSM | Springmount | VIC |
| AUSPG | Springton | SA |
| AUKSV | Springvale | QLD |
| AUSGV | Springvale | VIC |
| AUZVG | Springvale | WA |
| AU2VC | Springvale South | VIC |
| AUNSW | Springwood | NSW |
| AUSWD | Springwood | QLD |
| AUIVE | St Ives | NSW |
| AUSFF | Stafford | QLD |
| AUSTG | Stag Platform | WA |
| AUTHP | Stanhope | VIC |
| AUSHG | Stanhope Gardens | NSW |
| AUSOM | Somerton | VIC |
| AUSPS | Somerton Park | SA |
| AUSMV | Somerville | VIC |
| AUSAR | Sorrento | VIC |
| AUSBN | South Brisbane | QLD |
| AUSFE | South Fremantle | WA |
| AUZGL | South Galway | QLD |
| AUSGD | South Guilford | WA |
| AUSLN | South Launceston | TAS |
| AUSMN | South Maclean | QLD |
| AUSLM | South Melbourne | VIC |
| AUSOI | South Molle Island | QLD |
| AUSPH | South Perth | WA |
| AUSTR | South Trees | QLD |
| AUSWR | South West Rocks | NSW |
| AUSWO | South Windsor | NSW |
| AUSYA | South Yarra | VIC |
| AUSBK | Southbank | VIC |
| AUSQC | Southern Cross | WA |
| AUSHQ | Southport | QLD |
| AUSHT | Shepparton | VIC |
| AUSRH | Shoreham | VIC |
| AUJHQ | Shute Harbour | QLD |