| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Rahillakeen | city | Cill Chainnigh | Ireland | 52.3333333 | -7.1333333 | 219 | 3496 |
| Rathaleek | city | Cill Chainnigh | Ireland | 52.6105556 | -7.2891667 | 246 | 3309 |
| Rathgarvan | city | Cill Chainnigh | Ireland | 52.6447222 | -7.1497222 | 259 | 3308 |
| Rathpatrick Cross Roads | city | Cill Chainnigh | Ireland | 52.2805556 | -7.0636111 | 200 | 3903 |
| Redbog | city | Cill Chainnigh | Ireland | 52.6391667 | -7.0466667 | 134 | 3319 |
| Reevanagh | city | Cill Chainnigh | Ireland | 52.7294444 | -7.1269444 | 816 | 3334 |
| Rochestown | city | Cill Chainnigh | Ireland | 52.3183333 | -7.033333 | 111 | 3641 |
| Rockview | city | Cill Chainnigh | Ireland | 52.4986111 | -7.0569444 | 246 | 3319 |
| Rogerstown Bridge | city | Cill Chainnigh | Ireland | 52.4905556 | -7.3222222 | 249 | 3319 |
| Rosconnell Bridge | city | Cill Chainnigh | Ireland | 52.8511111 | -7.3288889 | 400 | 3016 |
| Rossinan | city | Cill Chainnigh | Ireland | 52.3394444 | -7.1602778 | 249 | 3329 |
| Ryan's Cross Roads | city | Cill Chainnigh | Ireland | 52.8061111 | -7.1630556 | 646 | 3222 |
| Ryanʼs Cross Roads | city | Cill Chainnigh | Ireland | 52.8061111 | -7.1630556 | 646 | 3222 |
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