| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Race End | city | County Donegal | Ireland | 55.0108333 | -7.7230556 | 282 | 2304 |
| Ramelton | city | County Donegal | Ireland | 55.0333333 | -7.6333333 | 200 | 1920 |
| Raneany Bridge | city | County Donegal | Ireland | 54.6219444 | -8.0680556 | 255 | 2298 |
| Raneely | city | County Donegal | Ireland | 54.6091667 | -8.2927778 | 0 | 739 |
| Raphoe | city | County Donegal | Ireland | 54.8747222 | -7.5983333 | 272 | 2315 |
| Rareagh Upper | city | County Donegal | Ireland | 54.9072222 | -7.7919444 | 482 | 2311 |
| Rashadoge | city | County Donegal | Ireland | 54.9372222 | -7.8394444 | 272 | 2310 |
| Rashenny | city | County Donegal | Ireland | 55.2783333 | -7.3441667 | 265 | 1898 |
| Rath Bhoth | city | County Donegal | Ireland | 54.8747222 | -7.5983333 | 272 | 2315 |
| Rath Maolain | city | County Donegal | Ireland | 55.0938889 | -7.5402778 | 0 | 1048 |
| Rath Mealtain | city | County Donegal | Ireland | 55.0333333 | -7.6333333 | 200 | 1920 |
| Rathglass | city | County Donegal | Ireland | 54.4733333 | -8.2341667 | 101 | 1714 |
| Rathmelton | city | County Donegal | Ireland | 55.0333333 | -7.6333333 | 200 | 1920 |
| Rathmullan | city | County Donegal | Ireland | 55.0938889 | -7.5402778 | 0 | 1048 |
| Rathmullen | city | County Donegal | Ireland | 55.0938889 | -7.5402778 | 0 | 1048 |
| Raws Lower | city | County Donegal | Ireland | 54.7605556 | -7.6011111 | 498 | 2655 |
| Ray | city | County Donegal | Ireland | 55.1463889 | -8.0555556 | 200 | 1680 |
| Ray | city | County Donegal | Ireland | 55.0352778 | -7.7216667 | 246 | 2304 |
| Ray | city | County Donegal | Ireland | 55.0741667 | -7.5972222 | 0 | 1656 |
| Raymoghy | city | County Donegal | Ireland | 54.9461111 | -7.6202778 | 295 | 2110 |
| Red Bridges | city | County Donegal | Ireland | 54.6647222 | -8.1305556 | 154 | 1821 |
| Ringsend | city | County Donegal | Ireland | 54.7947222 | -7.5913889 | 170 | 2327 |
| Rockhill | city | County Donegal | Ireland | 54.5708333 | -8.1130556 | 485 | 2260 |
| Rocking Stone | city | County Donegal | Ireland | 55.1233333 | -8.1647222 | 68 | 1979 |
| Rocktown | city | County Donegal | Ireland | 54.9144444 | -7.6111111 | 472 | 2310 |
| Roeckrow | city | County Donegal | Ireland | 54.7052778 | -8.45 | 810 | 2234 |
| Roosky | city | County Donegal | Ireland | 54.9922222 | -7.4791667 | 193 | 2300 |
| Roosky | city | County Donegal | Ireland | 55.0933333 | -7.4352778 | 479 | 1934 |
| Roosky | city | County Donegal | Ireland | 55.1438889 | -7.1663889 | 0 | 1066 |
| Roosky Upper | city | County Donegal | Ireland | 54.8263889 | -7.6636111 | 262 | 2316 |
| Rosapenna | city | County Donegal | Ireland | 55.1869444 | -7.8236111 | 3 | 1501 |
| Rosnakill | city | County Donegal | Ireland | 55.1833333 | -7.6833333 | 137 | 1827 |
| Rossbeg | city | County Donegal | Ireland | 54.8172222 | -8.5152778 | 0 | 931 |
| Rossblaney | city | County Donegal | Ireland | 55.1822222 | -7.6927778 | 0 | 1827 |
| Rossbrackan | city | County Donegal | Ireland | 54.9516667 | -7.6372222 | 173 | 2103 |
| Rossgeir | city | County Donegal | Ireland | 54.8491667 | -7.5002778 | 19 | 2479 |
| Rossillybeg | city | County Donegal | Ireland | 54.6147222 | -8.1247222 | 52 | 2133 |
| Rossmore | city | County Donegal | Ireland | 54.6261111 | -8.1188889 | 72 | 2115 |
| Rossnakill | city | County Donegal | Ireland | 55.1833333 | -7.6833333 | 137 | 1827 |
| Rossnowlagh | city | County Donegal | Ireland | 54.5688889 | -8.2105556 | 131 | 934 |
| Rossnowlagh Lower | city | County Donegal | Ireland | 54.5688889 | -8.2105556 | 131 | 934 |
| Rossnowlagh Upper | city | County Donegal | Ireland | 54.5533333 | -8.1986111 | 275 | 1490 |
| Ráth Bhoth | city | County Donegal | Ireland | 54.8747222 | -7.5983333 | 272 | 2315 |
| Ráth Maoláin | city | County Donegal | Ireland | 55.0938889 | -7.5402778 | 0 | 1048 |
| Ráth Mealtain | city | County Donegal | Ireland | 55.0333333 | -7.6333333 | 200 | 1920 |
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