| Locality | Post Code |
|---|---|
| Big Clifty, Grayson | 42712 |
| Caneyville, Grayson | 42721 |
| Clarkson, Grayson | 42726 |
| Falls of Rough, Grayson | 40119 |
| Glen Dean, Grayson | 40119 |
| Leitchfield, Grayson | 42754 |
| Millerstown, Grayson | 42726 |
| Millwood, Grayson | 42762 |
| Neafus, Grayson | 42721 |
| Olaton, Grayson | 42361 |
| Peonia, Grayson | 42726 |
| Rock Creek, Grayson | 42726 |
| Spring Lick, Grayson | 42721 |
| Steff, Grayson | 42721 |
| Vanzant, Grayson | 40119 |
| Wax, Grayson | 42726 |