| Locality | Post Code |
|---|---|
| Adelphi, Ross | 43101 |
| Bainbridge, Ross | 45612 |
| Bourneville, Ross | 45617 |
| Chillicothe, Ross | 45601 |
| Clarksburg, Ross | 43115 |
| Frankfort, Ross | 45628 |
| Hallsville, Ross | 45633 |
| Kingston, Ross | 45644 |
| Londonderry, Ross | 45647 |
| Lyndon, Ross | 45681 |
| Richmond Dale, Ross | 45673 |
| South Salem, Ross | 45681 |