- Macleod
- Maddington
- Madeley
- Madora Bay
- Madura
- Magenta
- Magitup
- Mahogany Creek
- Mahomets Flats
- Maida Vale
- Maitland
- Malabaine
- Malaga
- Malebelling
- Mallee Hill
- Malmalling
- Malyalling
- Mandogalup
- Mandurah
- Mandurah East
- Mandurah North
- Mangowine
- Manjimup
- Manmanning
- Manning
- Manypeaks
- Marangaroo
- Maranup
- Marbelup
- Marble Bar
- Marchagee
- Mardella
- Mardie
- Margaret River
- Mariginiup
- Marmion
- Marne
- Marracoonda
- Marradong
- Marrah
- Marrinup
- Martin
- Marvel Loch
- Marybrook
- Massey Bay
- Mauds Landing
- Mawson
- Maya
- Mayanup
- Maylands
- Mcalinden
- Mcbeath
- Mckail
- Meadow
- Meadow Springs
- Meckering
- Meda
- Medina
- Meekatharra
- Meelon
- Meenaar
- Meerup
- Melaleuca
- Melville
- Menora
- Menzies
- Merilup
- Merivale
- Merkanooka
- Merredin
- Merriwa
- Meru
- Metricup
- Mettler
- Miamoon
- Middle Swan
- Middlesex
- Middleton Beach
- Midland
- Midvale
- Miling
- Millars Well
- Millbridge
- Millbrook
- Millendon
- Mills Lake
- Millstream
- Milo
- Milpara
- Mimegarra
- Mindarabin
- Mindarie
- Mindarra
- Minding
- Mingenew
- Minigin
- Minilya
- Minnenooka
- Minnivale
- Minyirr
- Mira Mar
- Mirrabooka
- Mitchell Plateau
- Mobrup
- Mocardy
- Mogumber
- Mokine
- Mollerin
- Molloy Island
- Monjebup
- Monjingup
- Monkey Mia
- Moodiarrup
- Moojebing
- Mooliabeenee
- Moondah
- Moondyne
- Moonies Hill
- Moonyoonooka
- Moora
- Moore River National Park
- Mooriary
- Moorine Rock
- Morangup
- Morawa
- Morbinning
- Mordalup
- Moresby
- Morgantown
- Morley
- Mornington
- Mosman Park
- Moulyinning
- Mount Adams
- Mount Anketell
- Mount Barker
- Mount Budd
- Mount Burges
- Mount Caroline
- Mount Claremont
- Mount Clarence
- Mount Cooke
- Mount Elphinstone
- Mount Erin
- Mount Hampton
- Mount Hardey
- Mount Hardman
- Mount Hawthorn
- Mount Helena
- Mount Hill
- Mount Holland
- Mount Horner
- Mount Jackson
- Mount Lawley
- Mount Lindesay
- Mount Madden
- Mount Magnet
- Mount Melville
- Mount Nasura
- Mount Ney
- Mount Observation
- Mount Palmer
- Mount Pleasant
- Mount Richon
- Mount Romance
- Mount Sheila
- Mount Sheridan
- Mount Stirling
- Mount Tarcoola
- Mount Walker
- Mount Wells
- Mouroubra
- Muchea
- Muckenburra
- Mueller Ranges
- Muja
- Mukinbudin
- Mulataga
- Mulga Downs
- Mullaloo
- Mullalyup
- Mullewa
- Mullingar
- Muluckine
- Mumballup
- Mumberkine
- Mundabullangana
- Mundaring
- Mundijong
- Mundrabilla
- Mungalup
- Munglinup
- Munster
- Muntadgin
- Muradup
- Murchison
- Murdoch
- Murdong
- Muresk
- Myalup
- Myara
- Myaree
- Myaree Bc
- Myrup