Philadelphia Vireo has been seen by:
| Birder | Location | Town | Date |
|---|---|---|---|
| Paul L'Etoile | Trustom Pond NWR | South Kingstown | 26-Sep-2010 |
| Jan St.Jean | North End | Block Island | 16-Sep-2010 |
| Birder | Location | Town | Date |
|---|---|---|---|
| Paul L'Etoile | Trustom Pond NWR | South Kingstown | 26-Sep-2010 |
| Jan St.Jean | North End | Block Island | 16-Sep-2010 |