| Location | States or Territories | Abbreviation | Postcode |
|---|---|---|---|
| Korong Vale | Victoria | VIC | 3520 |
| Koroop | Victoria | VIC | 3579 |
| Korumburra | Victoria | VIC | 3950 |
| Korumburra South | Victoria | VIC | 3950 |
| Korweinguboora | Victoria | VIC | 3461 |
| Kotta | Victoria | VIC | 3565 |
| Kotupna | Victoria | VIC | 3638 |
| Koyuga | Victoria | VIC | 3622 |
| Krowera | Victoria | VIC | 3945 |
| Kulwin | Victoria | VIC | 3490 |
| Kunat | Victoria | VIC | 3585 |
| Kunyung | Victoria | VIC | 3930 |
| Kurraca | Victoria | VIC | 3518 |
| Kurraca West | Victoria | VIC | 3518 |
| Kurting | Victoria | VIC | 3517 |
| Kurunjang | Victoria | VIC | 3337 |
| Kyabram, PO Boxes | Victoria | VIC | 3619 |
| Kyabram | Victoria | VIC | 3620 |
| Kyabram South | Victoria | VIC | 3620 |
| Kyneton | Victoria | VIC | 3444 |
