- Nockamixon Rocks, Valley of the Delaware1
- North of Long Ridge, 0.45 mile & 240 degrees from Signal Tower Foundation. Mill Creek Twp.1
- One mi north of Tullytown.1
- Penn Valley.1
- Perkiomen above Schwenksville.1
- Pesque Isle State Park, Gull Point. On lake side of Gull Point, 85 degrees & 3300 ft from Signal Tower foundation, Erie North Quad, Mill Creek Township.1
- Pine Swamp, 289 degrees & 1.55 miles from intersection of PA Rt 965 & PA Rt 173, Worth Twp.1
- Pine Swamp. 294 degrees & 1.61 miles from intersection of PA Rt 965 & PA Rt 173, Sandy Lake Twp.1
- Plain Grove Fens, Circle Fen, 316 degree & 1.55 miles from junction of I-79 & PA Rt 108, Plain Grove Twp.1
- Pleasant Divide Swamp. 184 degrees & 2.8 miles from intersection of PA Rt. 8 with Greene=Venango township line. Greene Twp.1
- Pocono.1
- Presque Islae State Park, Niagara Pond, along west shore of east basin of Niagara Pond, Mill Creek Twp.1
- Pymatuning Swamp, Blackjack Swamp section. 165 degrees & 1.84 miles from junction of US Rt 6 & state line, Conneaut Twp.1
- Pymatuning Swamp, PA Gameland 214, along drainage channel cutting into west embankment of swamp 193 degree & 1.35 miles from junction of PA 285 & Bessemer & Lake Erie RR tracks, West Fallowfield Twp.1
- Railroad yard, NE of town, Sayre.1
- Rest Area, Clinton County Site number 33, Route I-80 east, 0.6 mile west of Union County line, about 3.5 miles northeast of Eastville, 5.1 miles west of Mile Run Road exit. Vicinity of Bald Eagle State Forest, Appalachian Mountains.1
- Rest area, Clinton County Site number 33, Route I-80-east, 0.6 mile west of Union County line, about 3.5 miles northeast of Eastville. 5.1 miles west of Mile Run Road exit. Vicinity of Bald Eagle State Forest. Appalachian Mountains.1
- Ringer's P.O.1
- Rockledge1
- Schuylkill Valley, Betzwood.1