- MacBeth Heights
- Macedonia Crescent
- MacIntosh Crescent
- Macphee Road
- Madame Street
- Madiera Road
- Madigan's Lane
- Madill Boulevard
- Magenta Court
- Magic Court
- Magistrate Terrace
- Magnolia Court
- Magpie Row
- Magwood Road
- Mahogany Row
- Maid Marian Place
- Maiden Lane
- Main Street
- Maingate Drive
- Mainroyal Street
- Mainsail Crescent
- Malaga Road
- Maldaver Avenue
- Malden Court
- Malham Gate
- Malibou Terrace
- Mallbridge Crescent
- Mallory Road
- Mallorytown Avenue
- Mallwood Court
- Manatee Way
- Mandolin Place
- Mandy Court
- Manila Gate
- Manion Road
- Mannington Court
- Mannington Lane
- Manor Hill Drive
- Manor House Court
- Manorbrook Court
- Mantle Crescent
- Manzanillo Crescent
- Maple Avenue North
- Maple Avenue South
- Maple Gate Circle
- Maple Grove Avenue
- Maple Ridge Drive
- Maplewood Road
- Maramis Court
- Marble Arch Mews
- Marblethorne Court
- Marblewood Drive
- Marcove Road
- Marf Avenue
- Margarita Crescent
- Marigold Crescent
- Mariner Court
- Marionville Drive
- Maripose Lane
- Marisa Court
- Maritz Drive
- Markwood Court
- Markwood Place
- Marlene Court
- Marmac Crescent
- Marshdale Court
- Marshwood Place
- Martel Court
- Martins Pine Court
- Martins Pine Crescent
- Martlen Crescent
- Martley Drive
- Marygrace Court
- Marzipan Court
- Mason Heights
- Masthead Crescent
- Matena Avenue
- Mateo Place
- Matheson Boulevard
- Matheson Boulevard East
- Matheson Boulevard West
- Matisse Place
- Matlock Avenue
- Mattawa Avenue
- Mavis Road
- Maximilian Court
- Maxine Place
- Maxman Street
- Maxwell Road
- Mayflower Drive
- Mayford Court
- Mayla Drive
- Mays Crescent
- Mazo Crescent
- McAdam Road
- McBride Avenue
- McCarron Crescent
- McCarthy Court
- McConnell Avenue
- McCovey Drive
- McCracken Drive
- McDowell Drive
- McFarren Boulevard
- McGill Street
- McGriff Court
- McKechnie Court
- McLaughlin Road
- McMaster Road
- McNaughton Avenue
- Meadow Green Court
- Meadow Wood Lane
- Meadow Wood Road
- Meadowcrest Avenue
- Meadowfield Crescent
- Meadowgrove Court
- Meadowpine Boulevard
- Meadowridge Court
- Meadows Boulevard
- Meadowvale Boulevard
- Meadowvale Town Centre Circle
- Meander Court
- Medallion Court
- Medhat Drive
- Media Court
- Melba Road
- Melfort Crescent
- Melia Drive
- Melody Drive
- Melton Court
- Melton Drive
- Meltzer Mews
- Melville Avenue
- Menkes Drive
- Menton Court
- Menway Court
- Meredith Avenue
- Merlot Court
- Mermaid Crescent
- Merrington Crescent
- Merritt Avenue
- Merrow Road
- Merrydrew Court
- Mersey Street
- Mervette Court
- Mesa Crescent
- Messenger Meadow Court
- Messenger Meadow Drive
- Metcalfe Avenue
- Meteor Court
- Meyer Drive
- Meyerside Drive
- Mia Court
- Michaud Avenue
- Michelle Row
- Micmac Crescent
- Mid-Way Boulevard
- Middlebrook Street
- Middlebury Drive
- Middlegate Road
- Middleport Crescent
- Middlesex Gate
- Middleshire Drive
- Midfield Road
- Midgreen Lane
- Midhurst Lane
- Mikeboro Court
- Milano Court
- Mildmay Court
- Milkwood Crescent
- Mill Street
- Millbrook Lane
- Millcreek Drive
- Miller's Grove
- Millrace Court
- Milltower Court
- Millway Gate
- Millworks Crescent
- Milton Avenue
- Milverton Drive
- Mimosa Row
- Minaki Road
- Mindemoya Road
- Mineola Gardens
- Mineola Road East
- Mineola Road West
- Minette Circle
- Minnesota Court
- Minnewaska Trail
- Minnewawa Road
- Minnow Road
- Minotola Avenue
- Minstrel Mews
- Mirada Place
- Mirage Place
- Miraya Court
- Miriam Way
- Misener Crescent
- Missenden Crescent
- Mission Hill Drive
- Mississauga Crescent
- Mississauga Heights Drive
- Mississauga Road
- Mississauga Road North
- Mississauga Road South
- Mississauga Valley Boulevard
- Mistburn Court
- Misty Pine Crescent
- Mitoff Place
- Mobridge Court
- Moccasin Trail
- Mocha Mews
- Mockingbird Lanes
- Mohawk Avenue
- Mohican Court
- Molly Avenue
- Mona Road
- Monaghan Circle
- Mondavi Court
- Monica Drive
- Montbeck Crescent
- Montclair Drive
- Montcrest Court
- Monte Carlo Court
- Montego Road
- Monteith Court
- Montevideo Road
- Monticello Mews
- Moodie Court
- Moon Lily Crescent
- Moonee Road
- Moongate Crescent
- Moonglow Court
- Moonstream Court
- Moorevale Court
- Morgon Avenue
- Morning Glory Mews
- Morning Star Drive
- Morrison Avenue
- Motorway Boulevard
- Moulin Rouge Crescent
- Mount Vernon Street
- Muir Road
- Mulberry Crescent
- Mulcaster Road
- Mullet Drive
- Mulligan Crossing
- Munden Road
- Murray Hill Crescent
- Musket Court
- Myron Drive