| Place | Post Code |
|---|---|
| Littleton, Lithgow | 2790 |
| Lowther, Lithgow | 2790 |
| Marrangaroo, Lithgow | 2790 |
| McKellars Park, Lithgow | 2790 |
| Meadow Flat, Lithgow | 2795 |
| Morts Estate, Lithgow | 2790 |
| Mount Lambie, Lithgow | 2790 |
| Mount Marsden, Lithgow | 2849 |
| Newnes, Lithgow | 2790 |
| Newnes Plateau, Lithgow | 2790 |
| Oakey Park, Lithgow | 2790 |
| Oaky Park, Lithgow | 2790 |
| Palmers Oaky, Lithgow | 2795 |
| Portland, Lithgow | 2847 |
| Pottery Estate, Lithgow | 2790 |
| Round Swamp, Lithgow | 2846 |
| Rydal, Lithgow | 2790 |
| Sheedys Gully, Lithgow | 2790 |
| Sodwalls, Lithgow | 2790 |
| South Bowenfels, Lithgow | 2790 |
| South Littleton, Lithgow | 2790 |
| Springvale, Lithgow | 2790 |
| State Mine Gully, Lithgow | 2790 |
| Tarana, Lithgow | 2787 |
| Upper Nile, Lithgow | 2849 |
| Vale of Clwydd, Lithgow | 2790 |