| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Telegraph Station | Northern Territory | NT | 0872 |
| Tennant Creek | Northern Territory | NT | 0860 |
| Tennant Creek, PO Boxes | Northern Territory | NT | 0861 |
| Tennant Creek, PO Bags | Northern Territory | NT | 0862 |
| The Gap | Northern Territory | NT | 0870 |
| The Gardens | Northern Territory | NT | 0820 |
| The Narrows | Northern Territory | NT | 0820 |
| Ti Tree | Northern Territory | NT | 0872 |
| Tindal | Northern Territory | NT | 0853 |
| Tiwi | Northern Territory | NT | 0810 |
