| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Rahanagh | city | Ireland | 52.41 | -9.11 | 406 | 2512 | |
| Raheen Cross Roads | city | Ireland | 52.63 | -8.66 | 62 | 53771 | |
| Raheenagh | city | Ireland | 52.38 | -9.04 | 295 | 1868 | |
| Rathard | city | Ireland | 52.52 | -8.31 | 347 | 2080 | |
| Ratheahill East | city | Ireland | 52.41 | -9.13 | 830 | 1932 | |
| Ratheahill West | city | Ireland | 52.40 | -9.15 | 830 | 1917 | |
| Rathjordan | city | Ireland | 52.54 | -8.47 | 239 | 2105 | |
| Rathkeale | city | Ireland | 52.52 | -8.94 | 118 | 3209 | |
| Rathomin Bridge | city | Ireland | 52.41 | -9.34 | 242 | 2757 | |
| Rathpalatine | city | Ireland | 52.37 | -8.97 | 377 | 1824 | |
| Redchair Cross Roads | city | Ireland | 52.29 | -8.45 | 830 | 1461 | |
| Reenavanna | city | Ireland | 52.64 | -8.24 | 905 | 1538 | |
| Reens | city | Ireland | 52.51 | -9.00 | 131 | 2490 | |
| Reens Bridge | city | Ireland | 52.49 | -9.00 | 131 | 3098 | |
| Riverville | city | Ireland | 52.49 | -8.46 | 249 | 2604 | |
| Rockhill | city | Ireland | 52.42 | -8.71 | 259 | 2327 | |
| Rosnetstown | city | Ireland | 52.38 | -8.49 | 380 | 2104 | |
| Rosstemple | city | Ireland | 52.48 | -8.68 | 377 | 2183 | |
| Routagh Bridge | city | Ireland | 52.62 | -8.62 | 183 | 51519 | |
| Ruppulagh | city | Ireland | 52.34 | -8.42 | 830 | 1703 | |
| Ráth Caola | city | Ireland | 52.52 | -8.94 | 118 | 3209 |