| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Macfield | city | Parish of Westmoreland | Jamaica | 18.3166667 | -78.0166667 | 931 | 23314 |
| Mackfield | city | Parish of Westmoreland | Jamaica | 18.3166667 | -78.0166667 | 931 | 23314 |
| Masemure | city | Parish of Westmoreland | Jamaica | 18.2666667 | -78.2166667 | 82 | 26421 |
| Mearnsville | city | Parish of Westmoreland | Jamaica | 18.1666667 | -78.0333333 | 0 | 20321 |
| Mesopotamia | city | Parish of Westmoreland | Jamaica | 18.2833333 | -78.1166667 | 141 | 27159 |
| Meylersfield | city | Parish of Westmoreland | Jamaica | 18.25 | -78.1833333 | 26 | 19888 |
| Midgeham | city | Parish of Westmoreland | Jamaica | 18.2833333 | -78.2166667 | 91 | 26421 |
| Midgham | city | Parish of Westmoreland | Jamaica | 18.2833333 | -78.2166667 | 91 | 26421 |
| Mint | city | Parish of Westmoreland | Jamaica | 18.3166667 | -78.2 | 157 | 25369 |
| Morgans Bridge | city | Parish of Westmoreland | Jamaica | 18.3 | -78.1833333 | 75 | 25369 |
| Mount Airy | city | Parish of Westmoreland | Jamaica | 18.25 | -78.3333333 | 354 | 13107 |
| Mount Eagle | city | Parish of Westmoreland | Jamaica | 18.3 | -78.2 | 114 | 25369 |
| Mount Grace | city | Parish of Westmoreland | Jamaica | 18.3166667 | -78.1166667 | 180 | 25234 |
| Mount Stewart | city | Parish of Westmoreland | Jamaica | 18.3 | -78 | 1249 | 24781 |
| Mount Terza | city | Parish of Westmoreland | Jamaica | 18.2833333 | -78.0166667 | 1177 | 26160 |
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