Template:MEpM


 * Macwahoc (Aroostook Co.) was at first part of Molunkus Plantation in 1844, set off as a separate plantation of Macwahoc in 1851.
 * Madawaska Plantation (Aroostook Co.)
 * Magalloway Plantation (Oxford Co.)
 * Majorbigwaduce Plantation (Hancock Co.), also known as Number 3 Plantation,
 * Mapleton Plantation (Aroostook Co.)
 * Mariaville Plantation (Hancock Co.), also known as Number 20 Plantation,
 * Mariaville North Plantation (Hancock Co.), aka Number 26 Plantation,
 * Mariaville South Plantation (Hancock Co.), aka Number 14 MD Plantation,
 * Marion Plantation (Aroostook Co.)
 * Mars Hill Plantation (Aroostook Co.)
 * Massabesec Plantation (York Co.)
 * Matinicus Plantation (Knox Co.)
 * Matinicus Island Plantation (Knox Co.)
 * Matinicus Isle Plantation (Knox Co.)
 * Mattamiscontis Plantation (Penobscot Co.)
 * Mattawamkeag Plantation (Penobscot Co.)
 * Mayfield Plantation (Somerset Co.)
 * McCrillis Plantation (Penobscot Co.) organized in 1859 from T6 R4 NBPP (southwest part also known as the Ducktrap Grant); reorganized as Independence Plantation 1866; incorporated as Kingman, Maine 1873; demoted to Kingman Plantation 1935; dissolved into a township 1945.
 * Medumcook Plantation (Knox Co.)
 * Meduncook Plantation (Knox Co.)
 * Medway Plantation (Penobscot Co.)
 * Megunticook Plantation (now Knox County) came from part of Waldo Patent (also known as Muscongus Patent). Afterward, Camden Plantation (also known as Cambden), existed prior to 1791 when it became the towns of Cambden (later Camden) and Rockport, Maine.
 * Merrill Plantation (Aroostook Co.) was partly in Rockabema Plantation in 1846; became Merrill Plantation 1858; became a town 1911.
 * Milton Plantation (Oxford Co.) discontinued 1944, now Milton Township
 * Moluncus Plantation (Aroostook Co.), aka Letter A R5,
 * Moluncus Plantation (Aroostook Co.), T1 R4 WELS, first organized as Molunkus 1841; set off as separate plantation of Macwahoc 1851.
 * Monhegan Plantation (Lincoln Co.)
 * Monterey Plantation (Penobscot Co.)
 * Monticello Plantation (Aroostook Co.)
 * Montville Plantation (Waldo Co.)
 * Moose Hill Plantation (Hancock Co.)
 * Moose River Plantation (Somerset Co.), earlier also known as Holdentown or Holden Plantation, first formally organized in 1852 as a mega-plantation was split into T4 R1 (Jackman), T4 R2 (Moose River), T5 R2 (Dennistown), and T5 R3 (Sandy Bay Township) in 1859. The smaller Moose River Plantation also was reorganized in 1893, 1895, and 1903, and then incorporated as the Town of Moose River in 1957.
 * Moro Plantation (Aroostook Co.) is a remaining fragment of the much larger Rockabema Plantation; renamed in Moro in 1870.
 * Mount Chase Plantation (Penobscot Co.)
 * Mount Desert Plantation (Hancock Co.)
 * Muscle Ridge Plantation (Knox Co.)
 * Muscongus Isle (Lincoln Co.)