Black-billed Cuckoo has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Matt Schenck | Arcadia Management Area | Exeter | Washington | 13-Jun-2018 |
| Barbara Sherman | Paths off of South Ferry Road | Narragansett | Washington | 16-May-2018 |
| Wayne Munns | South Pond | Jamestown | Newport | 12-May-2018 |
| Carlos Pedro | Miantonomi | Newport | Newport | 09-May-2018 |
| Don Heitzmann | Miantonomi | Newport | Newport | 09-May-2018 |
| Jan St.Jean | Rome Point | North Kingstown | Washington | 05-May-2018 |