| Code | Name | Region |
|---|---|---|
| AUCHL | Cheltenham/melbourne | VIC |
| AUCHE | Chermside | QLD |
| AUCBC | Cherrabun | WA |
| AUCRH | Cherribah | QLD |
| AUYRN | Cherry Gardens | SA |
| AUCYB | Cherrybook | NSW |
| AUUTH | Cheshunt | VIC |
| AUATL | Chester Hill | NSW |
| AUCHF | Chifley | NSW |
| AUCHS | Childers | QLD |
| AULLG | Chillagoe | QLD |
| AUCCL | Chinchilla | QLD |
| AUCN6 | Chinderah | NSW |
| AUDPP | Chippendale | NSW |
| AUCHN | Chipping Norton | NSW |
| AUCHT | Chittering | WA |
| AUCXQ | Christmas Creek | WA |
| AUCHU | Chullora | NSW |
| AUCCH | Churchill | VIC |
| AUTYC | City Beach | WA |
| AUCTB | Cataby | WA |
| AUCHB | Catherine Hill Bay | NSW |
| AUCTR | Cattle Creek | NT |
| AUCUN | Caufield North | VIC |
| AUCLD | Caulfield | VIC |
| AUCAV | Cavan | SA |
| AUCVS | Caversham | WA |
| AUC8M | Caves Beach | NSW |
| AUCED | Ceduna | SA |
| AUCES | Cessnock | NSW |
| AUCHD | Chadstone/melbourne | VIC |
| AUCWK | Chadwick | WA |
| AUCHV | Challis Venture (oil Terminal) | NT |
| AUDLH | Chandlers Hill | |
| AUCTL | Charleville | QLD |
| AUHOC | Charlton | VIC |
| AUCXT | Charters Towers | QLD |
| AUCHA | Chatswood | NSW |
| AUCWI | Chatsworth Island | NSW |
| AUS2R | Chelsea | VIC |
| AUCLF | Carlingford | NSW |
| AUCRT | Carlton | VIC |
| AUCRY | Carlton Hill | WA |
| AUCR2 | Carlton River | TAS |
| AUCVQ | Carnarvon | WA |
| AUUCG | Carnegie | VIC |
| AUCRP | Carole Park | QLD |
| AUSRS | Caroline Springs | VIC |
| AUCFP | Carpentaria Downs | QLD |
| AUCRA | Carrara | QLD |