| Locality | Post Code |
|---|---|
| Arcola, Washington | 38722 |
| Avon, Washington | 38723 |
| Bear Garden, Washington | 38748 |
| Bourbon, Washington | 38756 |
| Chatham, Washington | 38731 |
| Crossroads, Washington | 38701 |
| Darlove, Washington | 38748 |
| Dunleith, Washington | 38756 |
| Elizabeth, Washington | 38756 |
| Erwin, Washington | 38731 |
| Estill, Washington | 38748 |
| Foote, Washington | 38748 |
| Glen Allan, Washington | 38744 |
| Greenville, Washington | 38701, 38703 |
| Hampton, Washington | 38744 |
| Heads, Washington | 38756 |
| Helm, Washington | 38756 |
| Hollandale, Washington | 38748 |
| James, Washington | 38748 |
| Lamont, Washington | 38701, 38703 |
| Leland, Washington | 38756 |
| Long, Washington | 38756 |
| Magenta, Washington | 38756 |
| McCutcheon, Washington | 38722 |
| Metcalfe, Washington | 38760 |
| Murphy, Washington | 38748 |