Place
- Ohio1
- Okefenokee National Wildlife Refuge1
- Okefenokee Swamp, Minnie's Lake rest shelter1
- Olympic National Park, Bogachiel River, 3 miles up trail from new boundary ranger station1
- Ontonagon1
- Peace River, Bartow Road1
- Pennsylvania1
- Piscataquis1
- Pocahontas1
- Point Barrow and vicinity, 2 miles southeast of camp1
- Point Clear1
- Porcupine Mountains1
- Powell1
- Prince George's1
- Pushthrough, Fortune Bay and Hermitage1
- Queens1
- Range listed as Southern States and Southern New Jersey1
- Rappahannock1
- Reese's Bog, vicinity of Burt & Douglas Lakes1
- Restigouche1