| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Gemini Mountains | Queensland | QLD | 4721 |
| George Street, PO Boxes | Queensland | QLD | 4003 |
| Georgetown | Queensland | QLD | 4871 |
| Georgina | Queensland | QLD | 4825 |
| Germantown | Queensland | QLD | 4871 |
| Gheerulla | Queensland | QLD | 4574 |
| Ghinghinda | Queensland | QLD | 4420 |
| Gigoomgan | Queensland | QLD | 4620 |
| Gilberton | Queensland | QLD | 4208 |
| Gilla | Queensland | QLD | 4314 |
| Gilldora | Queensland | QLD | 4570 |
| Gilston | Queensland | QLD | 4211 |
| Gin Gin | Queensland | QLD | 4671 |
| Gindie | Queensland | QLD | 4702 |
| Gindoran | Queensland | QLD | 4676 |
| Ginoondan | Queensland | QLD | 4625 |
| Giru | Queensland | QLD | 4809 |
| Givelda | Queensland | QLD | 4670 |
| Gladfield | Queensland | QLD | 4370 |
| Gladstone | Queensland | QLD | 4680 |
