- Macclesfield
- Magill
- Maitland
- Mallala
- Malvern
- Manningham
- Mannum
- Mansfield Park
- Marden
- Marino
- Marion
- Marion Bay
- Marleston
- Marryatville
- Maslin Beach
- Mawson Lakes
- Maylands
- McLaren Flat
- McLaren Vale
- Medindie
- Medindie Gardens
- Melrose
- Melrose Park
- Meningie
- Middleton
- Milang
- Mile End
- Millicent
- Millswood
- Minlaton
- Minnipa
- Mintaro
- Mitcham
- Mitchell Park
- Moana Beach
- Modbury
- Modbury Heights
- Monash
- Moonta
- Moorook
- Morgan
- Morphettville
- Morphett Vale
- Mount Barker
- Mount Compass
- Mount Gambier
- Mount Osmond
- Mount Pleasant
- Munno Para
- Murray Bridge
- Mylor
- Myponga
- Myrtle Bank