Cities
- Mackenzie ON
- Magrath AB
- Maitland NS
- Maitland ON
- Mar ON
- Marieville QC
- Markdale ON
- Mascouche QC
- Mattawa ON
- Meaford ON
- Merritt BC
- Middle Sackville NS
- Midland ON
- Mill Bay BC
- Millbrook ON
- Milton ON
- Milverton ON
- Mindemoya ON
- Minden ON
- Minto YT
- Mission BC
- Mississauga ON
- Mississippi Mills ON
- Mitchell ON
- Monkland ON
- Mono ON
- Mont-Saint-Hilaire QC
- Montebello QC
- Moose Creek ON
- Morinville AB
- Mount Albert ON
- Mount Pearl NL
- Mount Pisgah NB
- Mount Uniacke NS