Place
- Linden, S1
- Lippincott & Irish rds1
- Little Devils Stairs1
- Louisiana1
- Lower Shore Dr., near Five Mile Creek1
- Lucy Island, Chatham Sound1
- Mackinac Island1
- Macon1
- Marinette1
- Mason1
- Massachusetts1
- Menominee1
- Merimac Springs1
- Mifflin1
- Montana1
- Monterey1
- Monument Trail and adjacent Northern Heights Route, just north of Headquarters, Henry W. Coe State Park1
- Moore Islands, Hecate Strait1
- Mt. Tamalpais, Cascade Gulch1
- N. Thompson River, W. Kamloops1