| Place | Post Code |
|---|---|
| Cammeray, North Sydney | 2062 |
| Cremorne, North Sydney | 2090 |
| Cremorne Junction, North Sydney | 2090 |
| Cremorne Point, North Sydney | 2090 |
| Crows Nest, North Sydney | 2065 |
| Hmas Platypus, North Sydney | 2060 |
| HMAS Waterhen, North Sydney | 2060 |
| Kirribilli, North Sydney | 2061 |
| Kurraba Point, North Sydney | 2089 |
| Lavender Bay, North Sydney | 2060 |
| McMahons Point, North Sydney | 2060 |
| Milsons Point, North Sydney | 2061 |
| Neutral Bay, North Sydney | 2089 |
| Neutral Bay Junction, North Sydney | 2089 |
| North Sydney, North Sydney | 2060 |
| North Sydney Shoppingworld, North Sydney | 2060 |
| Saint Leonards, North Sydney | 2065 |
| Waverton, North Sydney | 2060 |
| Wollstonecraft, North Sydney | 2065 |