| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Maghera Cross | city | An Clar | Ireland | 52.8872222 | -8.8444444 | 354 | 2507 |
| Magowha | city | An Clar | Ireland | 52.8875 | -9.0525 | 223 | 2507 |
| Mahonburgh Bridge | city | An Clar | Ireland | 52.8163889 | -9.05 | 246 | 2511 |
| Martrybeg | city | An Clar | Ireland | 52.9230556 | -9.1805556 | 252 | 2503 |
| Mary Fort | city | An Clar | Ireland | 52.8794444 | -8.7172222 | 354 | 2507 |
| Mauricemills | city | An Clar | Ireland | 52.8972222 | -9.1444444 | 351 | 2507 |
| Mauricesmills | city | An Clar | Ireland | 52.8972222 | -9.1444444 | 351 | 2507 |
| Milltown Malbay | city | An Clar | Ireland | 52.8552778 | -9.3983333 | 216 | 1989 |
| Miltown Malbay | city | An Clar | Ireland | 52.8552778 | -9.3983333 | 216 | 1989 |
| Mount Catherine | city | An Clar | Ireland | 52.7077778 | -8.5752778 | 85 | 4026 |
| Mountrivers Bridge | city | An Clar | Ireland | 52.7363889 | -9.4936111 | 91 | 2208 |
| Mountshannon | city | An Clar | Ireland | 52.9305556 | -8.4258333 | 180 | 1972 |
| Moveen | city | An Clar | Ireland | 52.6486111 | -9.7008333 | 209 | 1835 |
| Moy More | city | An Clar | Ireland | 52.9030556 | -9.3430556 | 367 | 2117 |
| Moyasta | city | An Clar | Ireland | 52.6713889 | -9.5383333 | 3 | 2460 |
| Moyglass Bridge | city | An Clar | Ireland | 52.7966667 | -9.3658333 | 246 | 2511 |
| Mullach | city | An Clar | Ireland | 52.8008333 | -9.4119444 | 177 | 2408 |
| Mullagh | city | An Clar | Ireland | 52.8008333 | -9.4119444 | 177 | 2408 |
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