- 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
- Porto Bello U. S. C., Portobelo District, Colon Province, Panama, Central America1
- Poughkeepsie, Ulster County, New York, United States1
- Prattville, Autauga County, Alabama, United States1
- Princeton, Mercer County, New Jersey, United States1
- Princeton, Worcester County, Massachusetts, United States1
- Red Sea1
- Redding (Reading), Fairfield County, Connecticut, United States1
- Richmond, Berkshire County, Massachusetts, United States1
- Riddarhyttan, Vastmanland, Sweden1
- Rio de Janiero, Rio de Janiero, Brazil1
- Roanoke, Virginia, United States1
- Rogers Rock, Lake George, Hague, Warren County, New York, United States1