Mi
- Miyagi, Japan
- Miyaji-Machi, Kumamoto, Japan
- Miyako, Okinawa, Japan
- Miyakonojo-Shi, Miyazaki, Japan
- Miyama, Yamagata, Japan
- Miyamada, Fukushima, Japan
- Miyazaki, Japan
- Miyun, Zhili, China
- Mizo-Guchi, Fukuoka, Japan
Mo
- Moche, Peru
- Modra, Slovakia
- Mogulu, Papua New Guinea
- Mohenjo-Daro, Pakistan
- Moho, Puno, Peru
- Molelos, Viseu, Portugal
- Mombasa, Coast, Kenya
- Mombasa, Kenya
- Mongeragola, Sri Lanka
- Mongolia
- Monobe-Mura, Kochi, Japan
- Monplaisir, Dordogne, France
- Monroe, New York, USA
- Monroe County, Pennsylvania, USA
- Montague Harbour, British Columbia, Canada
- Montana, USA
- Montauban, Tarn-et-Garonne, France
- Monte Alegre, Para, Brazil
- Montelupo, Italy
- Monterey, California, USA
- Montières, Somme, France
- Montreal, Quebec, Canada
- Moose Factory, Ontario, Canada
- Moosehide, Yukon Territory, Canada
- Mopti, Mali
- Moquegua, Peru
- Moravia, Czech Republic
- Morelia, Michoacan, Mexico
- Morelos, Mexico
- Moresby Island, British Columbia, Canada
- Moresby Island, Haida Gwaii, British Columbia, Canada
- Mori, Kochi, Japan
- Moricetown, British Columbia, Canada
- Morley, Alberta, Canada
- Mornington Island, Queensland, Australia
- Morobe, Papua New Guinea
- Morocco
- Morristown, Nova Scotia, Canada
- Moscow, Russia
- Moselle, France
- Mota Lava, Torba, Vanuatu
- Moti'adlx, British Columbia, Canada
- Mots.'adex, British Columbia, Canada
- Motsa.Lat, British Columbia, Canada
- Mouleydier, Dordogne, France
- Mount Currie, British Columbia, Canada
- Mount Hagen, Western Highlands, Papua New Guinea
- Mount Waddington A, British Columbia, Canada
- Mountain, Philippines
- Mouth Of Alsek River, Yakutat Borough, Alaska, USA
- Mouth Of Copper River, Alaska, USA
- Mouth Of Elwha River, Clallam County, Washington, USA
- Mouth Of Kuskokwim River, Alaska, USA
- Mouth Of North Arm, Fraser River, British Columbia, Canada
- Mouth Of Porcupine River, Upper Yukon Valley, Alaska, USA
- Mouth Of Small River, North Of Okat, Okat Vicinity, Canada
- Mouth Of Yukon River, Alaska, USA
MrMu
- Muang Sing, Louangnamtha, Laos
- Mubi, Nigeria
- Muckleshoot Reservation, Pierce County, King County, Washington, USA
- Mudagama, Sri Lanka
- Muir Glacier, Alaska, USA
- Mulaija 2, Saudi Arabia
- Mulaija 5, Saudi Arabia
- Mulaija 6, Saudi Arabia
- Multan, Punjab, Pakistan
- Multnomah County, Oregon, USA
- Mumeka, Northern Territory, Australia
- Munjura, Japan
- Muran, Gomor, Slovakia
- Murik Lakes, East Sepik, Papua New Guinea
- Muscat, Oman
- Musqueam, British Columbia, Canada
- Musqueam East, British Columbia, Canada
- Musqueam IR 2, British Columbia, Canada
- Musqueam North, British Columbia, Canada
- Musqueam North East, British Columbia, Canada
- Musqueam Reserve, Canada
- Musqueam West, British Columbia, Canada
- Musquian Reservation, Fraser River, British Columbia, Canada
- Musuwas, Nicaragua
- Muttukadu, Tamil Nadu, India
MwNa