| Locality | Post Code |
|---|---|
| Bear Creek, Chatham | 27207 |
| Bennett, Chatham | 27208 |
| Bonlee, Chatham | 27213 |
| Bynum, Chatham | 27228 |
| Fearrington, Chatham | 27312 |
| Fearrington Village, Chatham | 27312 |
| Goldston, Chatham | 27252 |
| Gulf, Chatham | 27256 |
| Harpers Crossroads, Chatham | 27207 |
| Moncure, Chatham | 27559 |
| Pittsboro, Chatham | 27312 |
| Siler City, Chatham | 27344 |
| Silk Hope, Chatham | 27344 |