| Locality | Post Code |
|---|---|
| Bentree, Clay | 25125 |
| Bickmore, Clay | 25019 |
| Big Otter, Clay | 25113 |
| Bomont, Clay | 25030 |
| Clay, Clay | 25043 |
| Dille, Clay | 26617 |
| Duck, Clay | 25063 |
| Elmira, Clay | 25063 |
| Fola, Clay | 25019 |
| Glen, Clay | 25088 |
| Harrison, Clay | 25063 |
| Indore, Clay | 25111 |
| Ivydale, Clay | 25113 |
| Lizemores, Clay | 25125 |
| Maysel, Clay | 25133 |
| Nebo, Clay | 25141 |
| Ovapa, Clay | 25164 |
| Procious, Clay | 25164 |
| Valley Fork, Clay | 25285 |
| Wallback, Clay | 25285 |
| Widen, Clay | 25211 |