| Place | Post Code |
|---|---|
| Arkstone, Oberon | 2795 |
| Bald Ridge, Oberon | 2795 |
| Ballyroe, Oberon | 2795 |
| Black Springs, Oberon | 2787 |
| Burraga, Oberon | 2795 |
| Charlton, Oberon | 2795 |
| Chatham Valley, Oberon | 2787 |
| Dog Rocks, Oberon | 2795 |
| Duckmaloi, Oberon | 2787 |
| Edith, Oberon | 2787 |
| Essington, Oberon | 2787 |
| Gilmandyke, Oberon | 2795 |
| Gingkin, Oberon | 2787 |
| Gurnang, Oberon | 2787 |
| Hazelgrove, Oberon | 2787 |
| Isabella, Oberon | 2795 |
| Jaunter, Oberon | 2787 |
| Jenolan, Oberon | 2790 |
| Jeremy, Oberon | 2795 |
| Jerrong, Oberon | 2580 |
| Judds Creek, Oberon | 2795 |
| Kanangra, Oberon | 2787 |
| Mayfield, Oberon | 2787 |
| Mount David, Oberon | 2795 |
| Mount Olive, Oberon | 2787 |
| Mount Werong, Oberon | 2787 |