| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Raheen Bridge | city | An Clar | Ireland | 52.8886111 | -8.5116667 | 452 | 2348 |
| Ravoganagh | city | An Clar | Ireland | 52.7333333 | -9.5166667 | 3 | 1885 |
| Regalnka Bridge | city | An Clar | Ireland | 52.8941667 | -9.2036111 | 206 | 2507 |
| Rinecaha | city | An Clar | Ireland | 52.9944444 | -8.9438889 | 173 | 2522 |
| Rinn na Spainneach | city | An Clar | Ireland | 52.8497222 | -9.4380556 | 0 | 1261 |
| Rinn na Spáinneach | city | An Clar | Ireland | 52.8497222 | -9.4380556 | 0 | 1261 |
| Rinnagonnaght | city | An Clar | Ireland | 52.7333333 | -9.5166667 | 3 | 1885 |
| Rinnamona | city | An Clar | Ireland | 52.9888889 | -9.0461111 | 209 | 2500 |
| Rinneen | city | An Clar | Ireland | 52.8905556 | -9.3891667 | 219 | 1609 |
| Roadford | city | An Clar | Ireland | 53.0227778 | -9.3683333 | 170 | 2033 |
| Ross | city | An Clar | Ireland | 52.5836111 | -9.85 | 3 | 601 |
| Rossanure | city | An Clar | Ireland | 52.9111111 | -8.6183333 | 219 | 2507 |
| Ruan | city | An Clar | Ireland | 52.9305556 | -8.9897222 | 124 | 2503 |
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