M
- Mabee's Corners
- Mabou
- Mabou Mines
- MacCormicks Corner
- MacDonald Bay
- MacDonald Beach
- MacDonalds Grove
- MacDougall
- MacDougall Settlement
- Maces Bay
- Maceys Bay
- MacGillivrays Bridge
- Machar
- Macksville
- MacLean Park
- MacLeod Settlement
- MacNeils Vale
- MacTier
- Macton
- Maddington
- Madigans
- Madoc
- Madoc
- Maecks Subdivision
- Magnetawan
- Magnetawan 1
- Magog
- Ma-Guala 6
- Mahone Bay
- Maidstone
- Mailhot
- Maillard
- Mainsville
- Mair Mills
- Mair Mills Estates
- Maitland
- Maitland
- Makataewaukawauk
- Malachi
- Malagawatch
- Malagawatch Indian Reserve No. 4
- Malahide
- Malakwa
- Malcolm
- Malden Centre
- Mallard
- Mallorytown
- Mallorytown Landing
- Malone
- Malpeque
- Ma-Me-O Beach
- Manbert
- Mandalane Estates
- Mandaumin
- Manhard
- Manitou Dock
- Manley
- Mannheim
- Mansonville
- Maple Corners
- Maplegrove
- Maple Grove
- Maple Hill
- Maple Hill
- Maple Hills
- Maple Island
- Maple Lake
- Maple Lake Park
- Maple Lane
- Maple Lawn
- Maple Leaf
- Maple Leaf Acres
- Maple Park
- Maple Plains
- Maple Ridge
- Maple Ridge
- Mapleton
- Mapleton
- Maple Valley
- Maple View
- Maplewood
- Maplewood
- Mar
- Mara Beach
- Marble Rock
- Marbleton
- Marburg
- Marchmont
- Marden
- Marentette Beach
- Margach
- Margaree
- Margaree Brook
- Margaree Centre
- Margaree Forks
- Margaree Indian Reserve No. 25
- Margaree Valley
- Margaretsville
- Margate
- Mariatown
- Maricourt
- Marie
- Marion Bridge
- Marion Bridge Road
- Mariposa Beach
- Markdale
- Markland
- Marlbank
- Marmion
- Marmora
- Marmora and Lake
- Marmora Station
- Marnoch
- Marron Valley
- Marsdale
- Marshes (West Bay)
- Marshfield
- Marshfield
- Marshville
- Marston
- Marston
- Marthaville
- Martindale Heights
- Martin Farm
- Martins
- Martins Landing
- Martins River
- Martintown
- Martinvale
- Martinville
- Martinville
- Martyrs Shrine
- Marygrove
- Maryhill
- Marysville
- Marysville
- Massie
- Mathers Corners
- Matheson Island
- Mathias
- Matthiasville
- Maximeville
- Maxville
- Maxwell
- Maxwells
- Mayfair
- Mayfield
- May Island
- Maynard
- Mayne
- Mayne Corners
- Mayne Island 6
- Maynooth
- Maynooth Station
- McAlpine Corners
- McArthur Falls
- McArthurs Mills
- McCarleys Corners
- McCormick
- McCrackens Landing
- McCrackins Beach
- McCrae
- Mc Crosson
- McDonald
- McDonalds
- McDougall
- McDougalls Landing
- McGary Flats
- McGaw
- McGinnis Creek
- McGregor
- McGregor Junction
- McGuire Settlement
- McIntosh
- McIntosh Mills
- McIver
- McKay's Corners
- McKellar
- McLeanville
- McMillans Corners
- McMurchy Settlement
- McMurrich/Monteith
- McNab
- McNabs Cove
- McNaught
- McNeills Mills
- McReynolds
- McRoberts Corner
- McVicar
- Meadowbank
- Meadow Bank
- Meadow Creek 3
- Meadow Heights
- Meadowlands
- Meadow Lea
- Meaford
- Medicine Creek 12
- Medika
- Medina
- Medonte Hills
- Melbourne
- Melbourne
- Melbourne
- Melduf
- Melissa
- Melnice
- Melrose
- Melrose Hill
- Melville
- Melvin Settlement
- Membertou 28b (Sydney)
- Memramcook
- Meneset
- Menisino
- Mennonite Corner
- Menoke Beach
- Merlenor Court
- Merlin
- Mermaid
- Merrickville-Wolford
- Merritton
- Mertz's Corner
- Metropolitan
- Metz
- Mewatha Beach
- Middle Lake Landing
- Middlemarch
- Middlemiss
- Middlesex Centre
- Middleton
- Middleton
- Middleton Mountain
- Middleton Park
- Middlewood
- Midgell
- Midhurst
- Midhurst Station
- Midland
- Midland Point
- Midlothian
- Miklavik
- Milan
- Milburn
- Milburn
- Milburn
- Mildmay
- Mile Corner
- Milford
- Milford Bay
- Millar Hill
- Millars Corners
- Millarton
- Millbank
- Millbridge
- Millbrook
- Millcove
- Milldale
- Miller Lake
- Miller Lake East
- Miller Lake West
- Millers Corner
- Millfield
- Millhaven
- Mill River East
- Mill Road
- Milltown
- Milltown Cross
- Millvale
- Mill Valley
- Millview
- Milo
- Milsap
- Milton Station
- Miltonvale Park
- Milverton
- Miminegash
- Mimosa
- Minahico
- Minaki
- Minden
- Minden Hills
- Miners Bay
- Minesing
- Minett
- Mini Lakes
- Minnewakan
- Minniehill
- Minto
- Miramichi
- Mirwins Park
- Miscouche
- Misère
- Mission Creek 8
- Mississagua Landing
- Mississauga Beach
- Missouri
- Mitchell
- Mitchell Heights
- Mitchell Lake
- Mitchell's Bay
- Mitchell Square
- Mitchellville
- Mnjikaning First Nation Indian Res. 32
- Moira
- Molesworth
- Moltke
- Monck
- Monck Road
- Moncrieff
- Moneymore
- Monkland
- Monkton
- Monsell
- Montague
- Mont-Bellevue
- Montcalm
- Monteagle Valley
- Mont-Élie
- Monticello
- Mont-Laurier
- Mont-Murray
- Montrose
- Mont-Saint-Michel
- Mont-Tremblant
- Mont-Tremblant-Village
- Monument Corners
- Moodie
- Moon River
- Moons Beach
- Moons Corners
- Moonstone
- Moore Centre
- Moore Falls
- Moorefield
- Mooresburg
- Moores Mills
- Mooresville
- Mooretown
- Moose Creek
- Moosehorn
- Moose Lake
- Mooselanka Beach
- Moose Point 79
- Moravian 47
- Moraviantown
- Moray
- Mordolphin
- Morell
- Morell 2
- Morell East
- Morewood
- Morgans Point
- Morinus
- Morpeth
- Morrisburg
- Morrisburg Station
- Morrison Lake
- Morrison Landing
- Morrison Road
- Morriston
- Morris-Turnberry
- Morson
- Morton
- Morven
- Mosborough
- Moscow
- Moserville
- Mosside
- Mossley
- Mossman Corner
- Moss Spur
- Motherwell
- Motts Mills
- Moulinette Island
- Moulton Station
- Mountain
- Mountain View
- Mountain View Beach
- Mountainview/Bel-Erin
- Mount Albion
- Mount Auburn
- Mount Brydges
- Mount Buchanan
- Mount Burnham
- Mount Carmel
- Mount Carmel
- Mount Carmel
- Mount Chesney
- Mount Elgin
- Mount Forest
- Mount Healy
- Mount Herbert
- Mount Hope
- Mount Horeb
- Mount Irwin
- Mount Julian
- Mount Mellick
- Mount Pleasant
- Mount Pleasant
- Mount Royal
- Mount Salem
- Mount Stephen
- Mount Stewart
- Mount St. Louis
- Mount Vernon
- Mount Vernon
- Mount View
- Mount Young
- Mount Zion
- Muir
- Muirkirk
- Muldrew Lake
- Mulgrave
- Mull
- Mullifarry
- Mulloys
- Mulock
- Mumford
- Muncey
- Munns Road
- Munro
- Munroes Mills
- Munsee-Delaware Nation 1
- Murphy Beach
- Murphy Corners
- Murray Harbour
- Murray Harbour North
- Murray Hill
- Murray River
- Murray Road
- Murvale
- Musclow
- Muskoka
- Muskoka Beach
- Muskoka Falls
- Muskoka Lakes
- Muskoka Lodge
- Muskoka Mills
- Muttonville
- Myersville
- Myrehall