| Locality | Post Code |
|---|---|
| Arietta, Hamilton | 12139 |
| Blue Mountain Lake, Hamilton | 12812 |
| Brandreth, Hamilton | 12847 |
| Brightside, Hamilton | 13436 |
| Gilmantown, Hamilton | 12190 |
| Higgins Bay, Hamilton | 12108 |
| Hoffmeister, Hamilton | 13353 |
| Indian Lake, Hamilton | 12842 |
| Inlet, Hamilton | 13360 |
| Lake Pleasant, Hamilton | 12108 |
| Long Lake, Hamilton | 12847 |
| Piseco, Hamilton | 12139 |
| Raquette Lake, Hamilton | 13436 |
| Sabael, Hamilton | 12864 |
| Sabattis, Hamilton | 12847 |
| Speculator, Hamilton | 12164 |
| Wells, Hamilton | 12190 |