| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Raheen Bridge | city | Corcaigh | Ireland | 52.2883333 | -8.9319444 | 505 | 5200 |
| Rascalstreet | city | Corcaigh | Ireland | 52.1969444 | -9.1680556 | 918 | 5044 |
| Rassmore | city | Corcaigh | Ireland | 51.8708333 | -9.0830556 | 488 | 5219 |
| Rath | city | Corcaigh | Ireland | 52.2783333 | -8.7361111 | 475 | 5170 |
| Rath Chormaic | city | Corcaigh | Ireland | 52.0769444 | -8.2819444 | 226 | 5192 |
| Rath Luirc | city | Corcaigh | Ireland | 52.35 | -8.6833333 | 357 | 5288 |
| Rathcormac | city | Corcaigh | Ireland | 52.0769444 | -8.2819444 | 226 | 5192 |
| Rathcormack | city | Corcaigh | Ireland | 52.0769444 | -8.2819444 | 226 | 5192 |
| Rathcoursey | city | Corcaigh | Ireland | 51.8780556 | -8.1858333 | 249 | 4929 |
| Rathduff | city | Corcaigh | Ireland | 52.0166667 | -8.5833333 | 492 | 5201 |
| Rathmore | city | Corcaigh | Ireland | 51.5058333 | -9.3508333 | 206 | 4315 |
| Rathmorgan | city | Corcaigh | Ireland | 52.3405556 | -8.6544444 | 400 | 5339 |
| Rathrnane Bridge | city | Corcaigh | Ireland | 51.5727778 | -9.4808333 | 104 | 4191 |
| Rathruane | city | Corcaigh | Ireland | 51.5805556 | -9.4997222 | 242 | 4191 |
| Ravenswood | city | Corcaigh | Ireland | 51.8225 | -8.4191667 | 26 | 5217 |
| Ray Bridge | city | Corcaigh | Ireland | 51.785 | -8.6102778 | 249 | 5229 |
| Reagrove | city | Corcaigh | Ireland | 51.735 | -8.3555556 | 173 | 2911 |
| Reanascreena | city | Corcaigh | Ireland | 51.6347222 | -9.0555556 | 498 | 5243 |
| Reavouler Bridge | city | Corcaigh | Ireland | 51.6522222 | -9.1555556 | 419 | 5243 |
| Red Cross Roads | city | Corcaigh | Ireland | 51.6111111 | -9.3280556 | 206 | 5247 |
| Redforge | city | Corcaigh | Ireland | 51.9905556 | -7.9275 | 314 | 5064 |
| Redforge Cross Roads | city | Corcaigh | Ireland | 51.9905556 | -7.9275 | 314 | 5064 |
| Redgate | city | Corcaigh | Ireland | 52.1038889 | -8.9058333 | 836 | 5188 |
| Releagh | city | Corcaigh | Ireland | 51.7833333 | -9.5666667 | 593 | 3939 |
| Rerrin | city | Corcaigh | Ireland | 51.6394444 | -9.8175 | 3 | 2386 |
| Ringaskiddy | city | Corcaigh | Ireland | 51.8338889 | -8.3169444 | 3 | 3976 |
| Rinn an Scidigh | city | Corcaigh | Ireland | 51.8338889 | -8.3169444 | 3 | 3976 |
| Rinn an Scidígh | city | Corcaigh | Ireland | 51.8338889 | -8.3169444 | 3 | 3976 |
| Riverstick | city | Corcaigh | Ireland | 51.7775 | -8.4977778 | 246 | 5216 |
| Riverstown | city | Corcaigh | Ireland | 51.9263889 | -8.3891667 | 213 | 5209 |
| Rochestown | city | Corcaigh | Ireland | 51.87 | -8.3830556 | 278 | 5141 |
| Rockenham | city | Corcaigh | Ireland | 51.8777778 | -8.3486111 | 62 | 5035 |
| Rockmills | city | Corcaigh | Ireland | 52.2219444 | -8.4136111 | 219 | 5175 |
| Roosk | city | Corcaigh | Ireland | 51.6825 | -9.6519444 | 0 | 3091 |
| Rooves Beg | city | Corcaigh | Ireland | 51.8888889 | -8.8077778 | 308 | 5215 |
| Roskeen Bridge | city | Corcaigh | Ireland | 52.1413889 | -8.8122222 | 249 | 5184 |
| Rossbrin | city | Corcaigh | Ireland | 51.5352778 | -9.4836111 | 0 | 2271 |
| Rosslague | city | Corcaigh | Ireland | 51.8711111 | -8.2758333 | 239 | 3493 |
| Rossmore | city | Corcaigh | Ireland | 51.6794444 | -8.9905556 | 334 | 5237 |
| Rostellan | city | Corcaigh | Ireland | 51.8486111 | -8.1955556 | 137 | 4624 |
| Roury Bridge | city | Corcaigh | Ireland | 51.5836111 | -9.0697222 | 232 | 4787 |
| Rowls Allen | city | Corcaigh | Ireland | 52.2919444 | -9.0391667 | 951 | 5319 |
| Runalunn | city | Corcaigh | Ireland | 51.5875 | -9.2655556 | 321 | 5247 |
| Rushbrooke | city | Corcaigh | Ireland | 51.85 | -8.3166667 | 0 | 3976 |
| Rushmount | city | Corcaigh | Ireland | 52.1844444 | -8.2622222 | 239 | 5178 |
| Rylane | city | Corcaigh | Ireland | 51.9833333 | -8.8333333 | 626 | 5205 |
| Rylane Cross | city | Corcaigh | Ireland | 51.9833333 | -8.8333333 | 626 | 5205 |
| Ráth Chormaic | city | Corcaigh | Ireland | 52.0769444 | -8.2819444 | 226 | 5192 |
| Ráth Luirc | city | Corcaigh | Ireland | 52.35 | -8.6833333 | 357 | 5288 |
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