| Locality | Post Code |
|---|---|
| Brush Creek, Grant | 72084 |
| Buie, Grant | 72129 |
| Cane Creek, Grant | 72150 |
| Center Grove, Grant | 72150 |
| Grapevine, Grant | 72057 |
| Hensley, Grant | 72065 |
| Leola, Grant | 72084 |
| Lono, Grant | 72084 |
| Poyen, Grant | 72128 |
| Prague, Grant | 72150 |
| Prattsville, Grant | 72129 |
| Redfield, Grant | 72132 |
| Sheridan, Grant | 72150 |
| South Sheridan, Grant | 72150 |
| Willow, Grant | 72084 |