List of ZIP Codes in Mount Pleasant Township (Washington County), Pennsylvania | |||||||
|---|---|---|---|---|---|---|---|
| ZIP Code | ZIP Code City Name | Population | ZIP Code Type | ||||
| Burgettstown | 7352 | Non-Unique | ||||
| McDonald | 13930 | Non-Unique | ||||
| Washington | 49331 | Non-Unique | ||||
| Avella | 3579 | Non-Unique | ||||
| Hickory | 1469 | Non-Unique | ||||
| Southview | 151 | PO Box | ||||
| Westland | 106 | PO Box | ||||