| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Macomber Corner | city | Massachusetts | United States | 41.60 | -70.98 | 36 | |
| Macombers Corner | city | Massachusetts | United States | 41.57 | -71.11 | 111 | |
| Madaket | city | Massachusetts | United States | 41.27 | -70.20 | 9 | |
| Maddequet (historical) | city | Massachusetts | United States | 41.29 | -70.17 | 6 | |
| Magnolia | city | Massachusetts | United States | 42.57 | -70.71 | 0 | |
| Mahkeenac Heights | city | Massachusetts | United States | 42.33 | -73.31 | 1669 | |
| Mahkeenac Shores | city | Massachusetts | United States | 42.33 | -73.31 | 994 | |
| Mahkeenac Terrace | city | Massachusetts | United States | 42.33 | -73.31 | 994 | |
| Makonikey | city | Massachusetts | United States | 41.46 | -70.66 | 65 | |
| Malden | city | Massachusetts | United States | 42.43 | -71.07 | 45 | |
| Malden Centre | city | Massachusetts | United States | 42.43 | -71.07 | 45 | |
| Malden Highlands | city | Massachusetts | United States | 42.43 | -71.09 | 49 | |
| Maldeno | city | Massachusetts | United States | 42.43 | -71.07 | 45 | |
| Manchaug | city | Massachusetts | United States | 42.09 | -71.75 | 830 | |
| Manchester-by-the-Sea | city | Massachusetts | United States | 42.58 | -70.77 | 49 | |
| Manleys Corner | city | Massachusetts | United States | 42.04 | -71.06 | 98 | |
| Mann Hill Beach | city | Massachusetts | United States | 42.22 | -70.75 | 3 | |
| Manns Corner | city | Massachusetts | United States | 42.14 | -70.87 | 98 | |
| Manomet | city | Massachusetts | United States | 41.92 | -70.57 | 45 | |
| Manomet Beach | city | Massachusetts | United States | 41.89 | -70.53 | 0 | |
| Manomet Bluffs | city | Massachusetts | United States | 41.91 | -70.55 | 0 | |
| Manomet Heights | city | Massachusetts | United States | 41.93 | -70.55 | 9 | |
| Mansfield | city | Massachusetts | United States | 42.03 | -71.22 | 154 | |
| Manson Corner | city | Massachusetts | United States | 42.20 | -70.78 | 98 | |
| Mantyranta | city | Massachusetts | United States | 42.54 | -71.88 | 898 | |
| Maple Grove | city | Massachusetts | United States | 42.61 | -73.13 | 879 | |
| Maple Park | city | Massachusetts | United States | 42.77 | -71.16 | 121 | |
| Maple Ridge | city | Massachusetts | United States | 42.08 | -71.48 | 298 | |
| Maplewood | city | Massachusetts | United States | 42.23 | -71.72 | 413 | |
| Maplewood | city | Massachusetts | United States | 42.44 | -71.05 | 29 | |
| Mara Vista | city | Massachusetts | United States | 41.55 | -70.59 | 0 | |
| Marble Ridge Station | city | Massachusetts | United States | 42.68 | -71.10 | 193 | |
| Marblehead | city | Massachusetts | United States | 42.50 | -70.86 | 9 | |
| Marblehead Lighthouse | city | Massachusetts | United States | 42.51 | -70.83 | 0 | |
| Marblehead Neck | city | Massachusetts | United States | 42.50 | -70.84 | 0 | |
| Marion | city | Massachusetts | United States | 41.70 | -70.76 | 29 | |
| Marion MA | city | Massachusetts | United States | 41.70 | -70.76 | 29 | |
| Marions Camp | city | Massachusetts | United States | 42.16 | -71.77 | 830 | |
| Marks Garrison | city | Massachusetts | United States | 42.23 | -72.16 | 830 | |
| Marlboro | city | Massachusetts | United States | 42.72 | -70.97 | 98 | |
| Marlborough | city | Massachusetts | United States | 42.35 | -71.55 | 393 | |
| Marlborough Junction | city | Massachusetts | United States | 42.33 | -71.54 | 298 | |
| Marsh Corner | city | Massachusetts | United States | 42.73 | -71.23 | 147 | |
| Marshall Corner | city | Massachusetts | United States | 42.06 | -71.07 | 98 | |
| Marshfield | city | Massachusetts | United States | 42.09 | -70.71 | 39 | |
| Marshfield Center | city | Massachusetts | United States | 42.12 | -70.72 | 98 | |
| Marshfield Hills | city | Massachusetts | United States | 42.15 | -70.74 | 101 | |
| Marston Corners | city | Massachusetts | United States | 42.74 | -71.17 | 144 | |
| Marstons Mills | city | Massachusetts | United States | 41.66 | -70.42 | 45 | |
| Mashpee | city | Massachusetts | United States | 41.65 | -70.48 | 72 | |
| Mashpee Neck | city | Massachusetts | United States | 41.61 | -70.46 | 3 | |
| Masons Corner | city | Massachusetts | United States | 41.77 | -70.94 | 59 | |
| Massasoit | city | Massachusetts | United States | 42.24 | -71.78 | 830 | |
| Matfield | city | Massachusetts | United States | 42.03 | -71.00 | 95 | |
| Matfield Corner | city | Massachusetts | United States | 42.03 | -71.01 | 82 | |
| Matfield Junction | city | Massachusetts | United States | 42.04 | -70.99 | 98 | |
| Mathies Manor | city | Massachusetts | United States | 42.19 | -72.56 | 196 | |
| Mattapan | city | Massachusetts | United States | 42.27 | -71.09 | 9 | |
| Mattapoisett | city | Massachusetts | United States | 41.66 | -70.82 | 0 | |
| Maushop Village | city | Massachusetts | United States | 41.56 | -70.47 | 0 | |
| Maxim Corner | city | Massachusetts | United States | 41.88 | -70.80 | 85 | |
| Mayflower Grove | city | Massachusetts | United States | 42.04 | -70.84 | 75 | |
| Mayflower Heights | city | Massachusetts | United States | 42.06 | -70.15 | 0 | |
| Maynard | city | Massachusetts | United States | 42.43 | -71.45 | 196 | |
| Mayo Beach | city | Massachusetts | United States | 41.93 | -70.04 | 0 | |
| Mayo Corners | city | Massachusetts | United States | 42.68 | -72.31 | 997 | |
| McKnight and Bay | city | Massachusetts | United States | 42.12 | -72.57 | 196 | |
| Meadow Brook | city | Massachusetts | United States | 41.94 | -71.17 | 55 | |
| Meadow Wood Trailer Park | city | Massachusetts | United States | 42.60 | -71.68 | 347 | |
| Meadowbrook Acres Mobile Home Park | city | Massachusetts | United States | 42.51 | -71.75 | 396 | |
| Meadowbrook Green | city | Massachusetts | United States | 42.17 | -72.33 | 830 | |
| Meadowbrook Mobile Home Park | city | Massachusetts | United States | 42.39 | -71.58 | 249 | |
| Meadowvale | city | Massachusetts | United States | 42.70 | -73.19 | 830 | |
| Meads Corner | city | Massachusetts | United States | 42.35 | -72.42 | 997 | |
| Mechanicsville | city | Massachusetts | United States | 41.72 | -71.15 | 59 | |
| Medfield | city | Massachusetts | United States | 42.19 | -71.31 | 173 | |
| Medfield Junction | city | Massachusetts | United States | 42.20 | -71.33 | 147 | |
| Medford | city | Massachusetts | United States | 42.42 | -71.11 | 3 | |
| Medford Hillside | city | Massachusetts | United States | 42.41 | -71.13 | 39 | |
| Medway | city | Massachusetts | United States | 42.14 | -71.40 | 147 | |
| Meeting House Hill | city | Massachusetts | United States | 42.31 | -71.06 | 3 | |
| Megansett | city | Massachusetts | United States | 41.65 | -70.62 | 45 | |
| Melrose | city | Massachusetts | United States | 42.46 | -71.07 | 49 | |
| Melrose Highlands | city | Massachusetts | United States | 42.47 | -71.06 | 98 | |
| Menauhant | city | Massachusetts | United States | 41.55 | -70.55 | 0 | |
| Mendon | city | Massachusetts | United States | 42.11 | -71.55 | 272 | |
| Menemsha | city | Massachusetts | United States | 41.35 | -70.76 | 3 | |
| Mercer Square | city | Massachusetts | United States | 42.13 | -70.86 | 91 | |
| Meriams Corner | city | Massachusetts | United States | 42.46 | -71.32 | 147 | |
| Merino Village | city | Massachusetts | United States | 42.05 | -71.89 | 830 | |
| Merino Village (historical) | city | Massachusetts | United States | 42.05 | -71.89 | 830 | |
| Merrick | city | Massachusetts | United States | 42.12 | -72.62 | 98 | |
| Merrimac | city | Massachusetts | United States | 42.83 | -71.00 | 49 | |
| Merrimac Terrace | city | Massachusetts | United States | 42.48 | -71.00 | 147 | |
| Merrimacport | city | Massachusetts | United States | 42.83 | -70.99 | 22 | |
| Merrymount | city | Massachusetts | United States | 42.26 | -71.00 | 3 | |
| Metcalf | city | Massachusetts | United States | 42.18 | -71.45 | 246 | |
| Methuen | city | Massachusetts | United States | 42.73 | -71.19 | 101 | |
| Methuen Town | city | Massachusetts | United States | 42.73 | -71.19 | 101 | |
| Middle Pasture (historical) | city | Massachusetts | United States | 41.28 | -70.02 | 29 | |
| Middleboro | city | Massachusetts | United States | 41.89 | -70.91 | 68 | |
| Middlefield | city | Massachusetts | United States | 42.35 | -73.02 | 1669 | |
| Middlesex Village | city | Massachusetts | United States | 42.63 | -71.35 | 131 | |
| Middleton | city | Massachusetts | United States | 42.60 | -71.02 | 88 | |
| Middleton Colony | city | Massachusetts | United States | 42.59 | -70.99 | 49 | |
| Midland | city | Massachusetts | United States | 42.09 | -71.48 | 272 | |
| Mikas Pond | city | Massachusetts | United States | 41.28 | -70.10 | 19 | |
| Mileoak Corner | city | Massachusetts | United States | 42.11 | -72.44 | 334 | |
| Miles Bridge | city | Massachusetts | United States | 41.77 | -71.28 | 3 | |
| Miles Standish Park | city | Massachusetts | United States | 42.01 | -70.71 | 49 | |
| Milford | city | Massachusetts | United States | 42.14 | -71.52 | 249 | |
| Mill River | city | Massachusetts | United States | 42.11 | -73.27 | 898 | |
| Mill River | city | Massachusetts | United States | 42.50 | -72.64 | 288 | |
| Mill Street | city | Massachusetts | United States | 42.27 | -71.85 | 830 | |
| Mill Valley | city | Massachusetts | United States | 42.36 | -72.52 | 196 | |
| Mill Village | city | Massachusetts | United States | 42.43 | -72.10 | 830 | |
| Millbrook | city | Massachusetts | United States | 42.05 | -70.69 | 26 | |
| Millbury | city | Massachusetts | United States | 42.19 | -71.76 | 413 | |
| Millbury Junction | city | Massachusetts | United States | 42.23 | -71.73 | 393 | |
| Millers Falls | city | Massachusetts | United States | 42.58 | -72.49 | 301 | |
| Millerville | city | Massachusetts | United States | 42.02 | -71.50 | 196 | |
| Millington (historical) | city | Massachusetts | United States | 42.48 | -72.30 | 830 | |
| Millis | city | Massachusetts | United States | 42.17 | -71.36 | 167 | |
| Millville | city | Massachusetts | United States | 42.03 | -71.58 | 285 | |
| Milton | city | Massachusetts | United States | 42.25 | -71.07 | 127 | |
| Milton Center | city | Massachusetts | United States | 42.25 | -71.08 | 91 | |
| Milton Hill | city | Massachusetts | United States | 42.27 | -71.06 | 52 | |
| Milton Upper Mills | city | Massachusetts | United States | 42.26 | -71.10 | 59 | |
| Milton Village | city | Massachusetts | United States | 42.27 | -71.07 | 45 | |
| Minot | city | Massachusetts | United States | 42.24 | -70.76 | 3 | |
| Miramar | city | Massachusetts | United States | 42.01 | -70.72 | 3 | |
| Mishawum | city | Massachusetts | United States | 42.50 | -71.14 | 98 | |
| Mittineague | city | Massachusetts | United States | 42.10 | -72.65 | 141 | |
| Monomoscoy Island | city | Massachusetts | United States | 41.57 | -70.51 | 9 | |
| Monomoy | city | Massachusetts | United States | 41.28 | -70.08 | 26 | |
| Monponsett | city | Massachusetts | United States | 42.02 | -70.85 | 72 | |
| Monroe Bridge | city | Massachusetts | United States | 42.72 | -72.94 | 1095 | |
| Monroes | city | Massachusetts | United States | 41.78 | -71.32 | 6 | |
| Monson | city | Massachusetts | United States | 42.10 | -72.32 | 396 | |
| Montague | city | Massachusetts | United States | 42.54 | -72.54 | 275 | |
| Montague City | city | Massachusetts | United States | 42.59 | -72.57 | 196 | |
| Montague Station | city | Massachusetts | United States | 42.54 | -72.54 | 209 | |
| Montclair | city | Massachusetts | United States | 42.27 | -71.04 | 29 | |
| Montello | city | Massachusetts | United States | 42.11 | -71.02 | 141 | |
| Monterey | city | Massachusetts | United States | 42.18 | -73.21 | 1669 | |
| Montgomery | city | Massachusetts | United States | 42.21 | -72.81 | 997 | |
| Montrose | city | Massachusetts | United States | 42.52 | -71.05 | 72 | |
| Montserrat | city | Massachusetts | United States | 42.56 | -70.87 | 91 | |
| Montvale | city | Massachusetts | United States | 42.48 | -71.12 | 49 | |
| Montville | city | Massachusetts | United States | 42.12 | -73.13 | 1253 | |
| Monument Beach | city | Massachusetts | United States | 41.72 | -70.61 | 49 | |
| Moody Corner | city | Massachusetts | United States | 42.28 | -72.56 | 196 | |
| Moores Corner | city | Massachusetts | United States | 42.49 | -72.47 | 830 | |
| Moores Corners | city | Massachusetts | United States | 42.43 | -71.81 | 830 | |
| Morningdale | city | Massachusetts | United States | 42.31 | -71.76 | 830 | |
| Morris Corner | city | Massachusetts | United States | 42.04 | -71.09 | 101 | |
| Morse Corner | city | Massachusetts | United States | 42.05 | -71.08 | 101 | |
| Morse Village | city | Massachusetts | United States | 42.54 | -72.34 | 830 | |
| Morseville | city | Massachusetts | United States | 42.26 | -71.34 | 147 | |
| Morseville | city | Massachusetts | United States | 42.15 | -71.97 | 849 | |
| Mount Auburn | city | Massachusetts | United States | 42.38 | -71.15 | 49 | |
| Mount Bowdoin | city | Massachusetts | United States | 42.30 | -71.07 | 82 | |
| Mount Hermon | city | Massachusetts | United States | 42.67 | -72.49 | 298 | |
| Mount Hermon Station | city | Massachusetts | United States | 42.68 | -72.49 | 331 | |
| Mount Hope | city | Massachusetts | United States | 42.28 | -71.12 | 59 | |
| Mount Ida | city | Massachusetts | United States | 42.30 | -71.06 | 78 | |
| Mount Pleasant | city | Massachusetts | United States | 41.66 | -70.95 | 85 | |
| Mount Tom | city | Massachusetts | United States | 42.29 | -72.62 | 830 | |
| Mount Vernon Park | city | Massachusetts | United States | 42.69 | -71.17 | 95 | |
| Mountain Park | city | Massachusetts | United States | 42.24 | -72.63 | 262 | |
| Mundale | city | Massachusetts | United States | 42.12 | -72.81 | 196 | |
| Mungo Corner | city | Massachusetts | United States | 42.19 | -70.78 | 98 | |
| Munns Ferry | city | Massachusetts | United States | 42.65 | -72.47 | 216 | |
| Munroe Station | city | Massachusetts | United States | 42.44 | -71.21 | 206 | |
| Muschopauge | city | Massachusetts | United States | 42.40 | -71.92 | 951 | |
| Musketamquid Village | city | Massachusetts | United States | 42.38 | -71.42 | 209 | |
| Myricks | city | Massachusetts | United States | 41.83 | -71.03 | 98 | |
| Mystic Grove | city | Massachusetts | United States | 42.18 | -72.00 | 830 |