| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Achadh | city | Leitrim | Ireland | 54.03 | -7.80 | 249 | 1803 |
| Achadh Coille Móire | city | Leitrim | Ireland | 54.02 | -8.00 | 252 | 1651 |
| Achadh Ghráinne | city | Leitrim | Ireland | 54.07 | -8.02 | 830 | 1323 |
| Achadh na gColpach | city | Leitrim | Ireland | 54.04 | -8.03 | 259 | 1910 |
| Aghadruminsh | city | Leitrim | Ireland | 53.98 | -7.70 | 337 | 1304 |
| Aghagrania | city | Leitrim | Ireland | 54.07 | -8.02 | 830 | 1323 |
| Aghakilmore | city | Leitrim | Ireland | 54.02 | -8.00 | 252 | 1651 |
| Aghamore | city | Leitrim | Ireland | 53.90 | -7.95 | 410 | 1358 |
| Agharroo | city | Leitrim | Ireland | 54.46 | -8.33 | 6 | 1761 |
| Aghavas | city | Leitrim | Ireland | 53.95 | -7.72 | 830 | 1329 |
| Aghnagollop | city | Leitrim | Ireland | 54.04 | -8.03 | 259 | 1910 |
| Aghnahaha | city | Leitrim | Ireland | 54.38 | -8.14 | 413 | 808 |
| Aghoo | city | Leitrim | Ireland | 54.03 | -7.80 | 249 | 1803 |
| Allt an Chaorthainn | city | Leitrim | Ireland | 54.12 | -7.91 | 915 | 444 |
| Altakeeran | city | Leitrim | Ireland | 54.12 | -7.91 | 915 | 444 |
| An Bheitheach | city | Leitrim | Ireland | 54.19 | -8.26 | 383 | 1116 |
| An Bhuaile Bhán | city | Leitrim | Ireland | 54.17 | -8.18 | 830 | 691 |
| An Bogán | city | Leitrim | Ireland | 54.26 | -8.20 | 416 | 1402 |
| An Bogán | city | Leitrim | Ireland | 54.08 | -7.89 | 830 | 889 |
| An Chloch Mhín | city | Leitrim | Ireland | 54.37 | -8.19 | 990 | 756 |
| An Chluaine | city | Leitrim | Ireland | 53.95 | -7.78 | 239 | 1155 |
| An Choill Gharbh | city | Leitrim | Ireland | 54.16 | -8.01 | 249 | 524 |
| An Choraidh | city | Leitrim | Ireland | 54.17 | -8.06 | 190 | 622 |
| An Deargmhóin | city | Leitrim | Ireland | 54.23 | -8.07 | 830 | 417 |
| An Droim Liath | city | Leitrim | Ireland | 54.02 | -7.73 | 246 | 1229 |
| An Gabhal | city | Leitrim | Ireland | 53.99 | -8.00 | 275 | 1773 |
| An Leacán | city | Leitrim | Ireland | 54.28 | -8.28 | 830 | 947 |
| An Leathbharr | city | Leitrim | Ireland | 54.08 | -8.03 | 413 | 1223 |
| An Mullach Buí | city | Leitrim | Ireland | 54.01 | -7.97 | 209 | 1283 |
| An Mullach Garbh | city | Leitrim | Ireland | 54.08 | -7.94 | 830 | 637 |
| An Seas | city | Leitrim | Ireland | 54.20 | -8.05 | 219 | 525 |
| An Tulachán | city | Leitrim | Ireland | 54.47 | -8.33 | 3 | 1839 |
| An tEanach Uachtarach | city | Leitrim | Ireland | 54.18 | -8.05 | 200 | 578 |
| An tIomaire | city | Leitrim | Ireland | 54.19 | -8.08 | 830 | 554 |
| An tSeanchoraidh | city | Leitrim | Ireland | 54.04 | -8.08 | 223 | 1806 |
| Annadale | city | Leitrim | Ireland | 54.04 | -7.94 | 187 | 966 |
| Annagh Upper | city | Leitrim | Ireland | 54.18 | -8.05 | 200 | 578 |
| Annaghgerry | city | Leitrim | Ireland | 54.17 | -8.12 | 190 | 691 |
| Annaghkeenly | city | Leitrim | Ireland | 53.99 | -7.97 | 203 | 1315 |
| Annaghmore | city | Leitrim | Ireland | 53.90 | -7.80 | 242 | 1351 |
| Ard-doire | city | Leitrim | Ireland | 54.00 | -7.73 | 246 | 1212 |
| Arderry | city | Leitrim | Ireland | 54.00 | -7.73 | 246 | 1212 |
| Ashakiltubbrid | city | Leitrim | Ireland | 53.93 | -7.75 | 387 | 1254 |
| Askill | city | Leitrim | Ireland | 54.43 | -8.18 | 229 | 805 |
| Askill | city | Leitrim | Ireland | 54.46 | -8.17 | 134 | 3296 |
| Attimanus | city | Leitrim | Ireland | 53.97 | -7.94 | 216 | 1231 |
| Aughnasheelan | city | Leitrim | Ireland | 54.07 | -7.86 | 321 | 1461 |
| Aughrim | city | Leitrim | Ireland | 54.22 | -8.05 | 354 | 441 |