| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Coolmunda | Queensland | QLD | 4387 |
| Cooloola | Queensland | QLD | 4580 |
| Cooloola Cove | Queensland | QLD | 4580 |
| Cooloolabin | Queensland | QLD | 4560 |
| Coolum Beach | Queensland | QLD | 4573 |
| Coombabah | Queensland | QLD | 4216 |
| Coomera | Queensland | QLD | 4209 |
| Coominglah | Queensland | QLD | 4630 |
| Coominglah Forest | Queensland | QLD | 4630 |
| Coominya | Queensland | QLD | 4311 |
| Coomoo | Queensland | QLD | 4702 |
| Coomrith | Queensland | QLD | 4422 |
| Coonambula | Queensland | QLD | 4626 |
| Coonarr | Queensland | QLD | 4670 |
| Coondoo | Queensland | QLD | 4570 |
| Coongoola | Queensland | QLD | 4490 |
| Coopers Plains | Queensland | QLD | 4108 |
| Coorada | Queensland | QLD | 4420 |
| Cooran | Queensland | QLD | 4569 |
| Cooroibah | Queensland | QLD | 4565 |
