- Marquette1
- Massachusetts1
- Meade1
- Miette Hot Springs, Jasper National Park1
- Minnesota1
- Missouri1
- Monashee Mountains, northeast slope of Malton Range, west side of Kinbasket Lake, about 20 km south of north end of lake, around northwest end of lower tarn lake in basin with twin lakes, north of Blackmore Creek1
- Mt. Bohemia1
- Mt. McKinley National Park, Alaska Range District, Mt. McKinley Quadrangle, Eureka Creek, Kantishna, 5 miles northwest of north entrance1
- NW side of Cremaillere Harbour1
- Near Caneyspring1
- New Haven1
- New Jersey1
- Niagara1
- Niagara Falls1
- Norfolk1
- North Slope1
- North of Flatbrookville1
- Nova Scotia1
- Old Dutch pioneer ruins, NE end of Washington Island1