- Palmer Falls, Saratoga County, New York, United States1
- Panama1
- Paraguay1
- Pasco province, Pasco Department, Peru1
- Passamaquoddy Bay, Maine, United States1
- Perkiomen Mines, Perkiomen, Montgomery County, Pennsylvania, United States1
- Perkiomen, Montgomery County, Pennsylvania1
- Perkiomen, Pennsylvania, United States1
- Peterborough, Hillsborough County, New Hampshire, United States1
- Petersburg, Dinwiddie County, Virginia, United States1
- Petersburg, Virginia, United States1
- Philipstown, Putnam County, New York, United States1
- Pinoplos, Berkeley County, South Carolina, United States1
- Pinopolis, Berkeley County, South Carolina, United States1
- Pitch Lake, La Brea, Siparia Regional Corporation, Trinidad, Republic of Trinidad and Tobago1
- Pittsburgh, Allegheny County, Pennsylvania, United States1
- Plymouth, Massachusetts, United States1
- Pomaria, Newberry County, South Carolina, United States1
- Port Jervis, Orange County, New York, United States1
- Portland, Meigs County, Ohio, United States1