| Locality | Post Code |
|---|---|
| Rocky Springs, Aiken | 29164 |
| Salley, Aiken | 29137 |
| Savannah River Plant, Aiken | 29831 |
| Seivern, Aiken | 29164 |
| Springfield, Aiken | 29146 |
| Stiefeltown, Aiken | 29851 |
| Trenton, Aiken | 29847 |
| Vaucluse, Aiken | 29801 |
| Wagener, Aiken | 29164 |
| Warrenville, Aiken | 29851 |
| Watsonia, Aiken | 29105 |
| Williston, Aiken | 29853 |
| Windsor, Aiken | 29856 |