| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Mackey's Cross | city | Cork | Ireland | 51.91 | -8.55 | 206 | 53840 |
| Mackey’s Cross | city | Cork | Ireland | 51.91 | -8.55 | 206 | 53840 |
| Macroney | city | Cork | Ireland | 52.18 | -8.21 | 314 | 2694 |
| Macroom | city | Cork | Ireland | 51.90 | -8.95 | 288 | 4308 |
| Madore | city | Cork | Ireland | 51.63 | -9.29 | 187 | 1636 |
| Maigh Chromtha | city | Cork | Ireland | 51.90 | -8.95 | 288 | 4308 |
| Maigh Eala | city | Cork | Ireland | 52.13 | -8.63 | 242 | 10821 |
| Mainister na Corann | city | Cork | Ireland | 51.91 | -8.17 | 154 | 11214 |
| Mainistir Fhear Maí | city | Cork | Ireland | 52.14 | -8.28 | 236 | 7966 |
| Mainistir na Corann | city | Cork | Ireland | 51.91 | -8.17 | 154 | 11214 |
| Mala | city | Cork | Ireland | 52.13 | -8.63 | 242 | 10821 |
| Mall Cross Roads | city | Cork | Ireland | 51.62 | -9.10 | 328 | 1770 |
| Mallow | city | Cork | Ireland | 52.13 | -8.63 | 242 | 10821 |
| Malovas | city | Cork | Ireland | 52.13 | -8.63 | 242 | 10821 |
| Manch Bridge | city | Cork | Ireland | 51.73 | -9.02 | 239 | 1664 |
| Manning | city | Cork | Ireland | 52.18 | -8.33 | 127 | 2120 |
| Mannishter er Maigh | city | Cork | Ireland | 52.14 | -8.28 | 236 | 7966 |
| Marshalstown | city | Cork | Ireland | 52.26 | -8.36 | 242 | 1786 |
| Mary Ville | city | Cork | Ireland | 51.95 | -7.91 | 246 | 6315 |
| Massytown | city | Cork | Ireland | 51.90 | -8.97 | 291 | 4310 |
| Matehy | city | Cork | Ireland | 51.95 | -8.66 | 360 | 4731 |
| Maugha | city | Cork | Ireland | 51.80 | -9.38 | 1036 | 411 |
| Mauladinna | city | Cork | Ireland | 51.57 | -9.59 | 830 | 1178 |
| Maulagow | city | Cork | Ireland | 51.67 | -9.17 | 830 | 1401 |
| Maulahe | city | Cork | Ireland | 52.06 | -8.33 | 242 | 1726 |
| Maulanimirish | city | Cork | Ireland | 51.70 | -9.13 | 830 | 2879 |
| Maulatanrally | city | Cork | Ireland | 51.65 | -9.09 | 830 | 1726 |
| Maulatrahane | city | Cork | Ireland | 51.60 | -9.21 | 259 | 1848 |
| Maulavanig | city | Cork | Ireland | 51.78 | -9.35 | 830 | 530 |
| Maulawaddra | city | Cork | Ireland | 51.54 | -9.64 | 200 | 581 |
| Maulmane Bridge | city | Cork | Ireland | 51.69 | -8.72 | 249 | 6024 |
| Maulyclickeen | city | Cork | Ireland | 52.15 | -9.06 | 830 | 1623 |
| Maunvough | city | Cork | Ireland | 51.68 | -9.37 | 830 | 1636 |
| Meadstown | city | Cork | Ireland | 51.81 | -8.46 | 285 | 16506 |
| Meelaherragh | city | Cork | Ireland | 52.20 | -8.93 | 830 | 3279 |
| Meeleen | city | Cork | Ireland | 51.97 | -8.32 | 830 | 4506 |
| Meelin | city | Cork | Ireland | 52.27 | -9.03 | 866 | 1190 |
| Meelshane | city | Cork | Ireland | 51.88 | -8.09 | 249 | 3760 |
| Meen Bridge | city | Cork | Ireland | 51.56 | -9.39 | 360 | 1293 |
| Meendhony | city | Cork | Ireland | 52.02 | -8.78 | 928 | 1399 |
| Meengorman | city | Cork | Ireland | 52.25 | -9.07 | 885 | 884 |
| Meennaraheeny | city | Cork | Ireland | 52.30 | -9.20 | 830 | 1367 |
| Meens | city | Cork | Ireland | 52.19 | -9.10 | 830 | 1540 |
| Meens | city | Cork | Ireland | 52.23 | -9.05 | 830 | 1360 |
| Meentinny | city | Cork | Ireland | 52.28 | -9.10 | 1007 | 633 |
| Meeskeha | city | Cork | Ireland | 52.12 | -9.06 | 830 | 1713 |
| Middleton | city | Cork | Ireland | 51.91 | -8.17 | 154 | 11214 |
| Midleton | city | Cork | Ireland | 51.91 | -8.17 | 154 | 11214 |
| Milford | city | Cork | Ireland | 52.33 | -8.85 | 830 | 1912 |
| Mill Mearain | city | Cork | Ireland | 51.86 | -9.19 | 830 | 828 |
| Mill View | city | Cork | Ireland | 52.18 | -8.94 | 830 | 3350 |
| Milleen | city | Cork | Ireland | 52.32 | -9.16 | 1010 | 1257 |
| Milleen Bridge | city | Cork | Ireland | 51.59 | -9.19 | 249 | 1871 |
| Milleennagun | city | Cork | Ireland | 51.68 | -9.06 | 830 | 2035 |
| Milleennahorna | city | Cork | Ireland | 51.60 | -9.35 | 249 | 1175 |
| Milleeny | city | Cork | Ireland | 51.94 | -9.25 | 853 | 788 |
| Millstreet | city | Cork | Ireland | 52.20 | -8.17 | 341 | 1719 |
| Millstreet | city | Cork | Ireland | 52.07 | -9.07 | 830 | 1862 |
| Milltown | city | Cork | Ireland | 51.59 | -8.98 | 173 | 2070 |
| Milltown Cross Roads | city | Cork | Ireland | 52.33 | -8.73 | 830 | 3166 |
| Milmorane | city | Cork | Ireland | 51.86 | -9.19 | 830 | 828 |
| Minane Bridge | city | Cork | Ireland | 51.76 | -8.37 | 239 | 4697 |
| Minanes | city | Cork | Ireland | 51.65 | -9.18 | 328 | 1405 |
| Mitchelstown | city | Cork | Ireland | 52.27 | -8.27 | 830 | 3562 |
| Moanflugh | city | Cork | Ireland | 51.97 | -8.98 | 830 | 1672 |
| Mogeely | city | Cork | Ireland | 51.93 | -8.06 | 203 | 2487 |
| Molly Barry Cross Roads | city | Cork | Ireland | 52.18 | -8.26 | 170 | 6652 |
| Monagoun | city | Cork | Ireland | 52.08 | -8.11 | 242 | 1317 |
| Monagurra | city | Cork | Ireland | 51.84 | -8.04 | 3 | 2494 |
| Monalahy | city | Cork | Ireland | 51.99 | -8.63 | 830 | 2953 |
| Monaleen Bridge | city | Cork | Ireland | 52.01 | -8.19 | 830 | 927 |
| Monananig | city | Cork | Ireland | 52.02 | -8.29 | 830 | 1643 |
| Monanveel | city | Cork | Ireland | 52.07 | -8.83 | 882 | 1046 |
| Monard | city | Cork | Ireland | 51.94 | -8.51 | 249 | 45124 |
| Monatooreen | city | Cork | Ireland | 51.99 | -8.32 | 830 | 3255 |
| Monavanshere | city | Cork | Ireland | 51.97 | -8.71 | 830 | 2441 |
| Monavarnoge | city | Cork | Ireland | 52.00 | -8.02 | 830 | 1328 |
| Monee Cross Roads | city | Cork | Ireland | 52.10 | -8.59 | 830 | 2809 |
| Moneen | city | Cork | Ireland | 52.18 | -8.38 | 170 | 2022 |
| Moneyeusker | city | Cork | Ireland | 51.87 | -9.02 | 396 | 1588 |
| Moneygorm | city | Cork | Ireland | 52.07 | -8.45 | 830 | 1085 |
| Moneynacroha Cross Roads | city | Cork | Ireland | 51.80 | -8.95 | 830 | 1385 |
| Monfield's Town | city | Cork | Ireland | 51.87 | -8.39 | 160 | 47768 |
| Monfield’s Town | city | Cork | Ireland | 51.87 | -8.39 | 160 | 47768 |
| Monkstown | city | Cork | Ireland | 51.85 | -8.34 | 0 | 24267 |
| Moonbaun | city | Cork | Ireland | 51.99 | -8.30 | 830 | 2117 |
| Moreagh | city | Cork | Ireland | 51.72 | -9.07 | 246 | 2551 |
| Moskeagh | city | Cork | Ireland | 51.81 | -8.80 | 830 | 2174 |
| Moskeagh Cross Roads | city | Cork | Ireland | 51.82 | -8.79 | 830 | 2323 |
| Mossgrove Cross Roads | city | Cork | Ireland | 51.80 | -8.85 | 830 | 1932 |
| Mount Emla | city | Cork | Ireland | 51.86 | -8.43 | 298 | 66269 |
| Mount Keefe | city | Cork | Ireland | 52.23 | -8.98 | 830 | 2607 |
| Mount Keeffe | city | Cork | Ireland | 52.23 | -8.98 | 830 | 2607 |
| Mount Massy | city | Cork | Ireland | 51.92 | -8.98 | 344 | 4084 |
| Mount Rivers | city | Cork | Ireland | 52.15 | -8.24 | 173 | 7378 |
| Mount Rivers | city | Cork | Ireland | 51.97 | -8.83 | 830 | 1401 |
| Mount Uniacke | city | Cork | Ireland | 51.98 | -8.00 | 305 | 1652 |
| Mountcatherine | city | Cork | Ireland | 52.04 | -8.36 | 406 | 1506 |
| Mountnagle | city | Cork | Ireland | 52.16 | -8.61 | 249 | 8982 |
| Movdilliga | city | Cork | Ireland | 52.12 | -8.12 | 242 | 1321 |
| Moyny | city | Cork | Ireland | 51.68 | -9.30 | 830 | 1354 |
| Moyny Bridge | city | Cork | Ireland | 51.67 | -9.28 | 269 | 1542 |
| Muccurragh | city | Cork | Ireland | 51.72 | -9.57 | 0 | 513 |
| Muingyroogeen | city | Cork | Ireland | 52.08 | -8.92 | 830 | 1420 |
| Mullaghroe | city | Cork | Ireland | 51.87 | -8.98 | 830 | 4039 |
| Mullenaboree | city | Cork | Ireland | 52.08 | -8.52 | 830 | 1124 |
| Munnane | city | Cork | Ireland | 51.56 | -9.37 | 360 | 1431 |
| Murnaghbeg | city | Cork | Ireland | 51.93 | -9.19 | 830 | 1004 |
| Murragh | city | Cork | Ireland | 51.74 | -8.91 | 236 | 1914 |
| Murtey's Cross Roads | city | Cork | Ireland | 52.02 | -8.06 | 830 | 968 |
| Murtey’s Cross Roads | city | Cork | Ireland | 52.02 | -8.06 | 830 | 968 |
| Mutton Bridge | city | Cork | Ireland | 51.66 | -9.27 | 239 | 1681 |
| Mylane Cross Roads | city | Cork | Ireland | 51.85 | -8.64 | 830 | 8948 |
| Myross | city | Cork | Ireland | 51.53 | -9.15 | 3 | 1253 |
| Myrtleville | city | Cork | Ireland | 51.78 | -8.29 | 0 | 4905 |