| Plymouth Township, MI (Township) |
| Plymouth Township, IA (Township) |
| Plympton, MA (Town) |
| Poca, WV (Town) |
| Pocahontas, AR (City) |
| Pocahontas, MO (Town) |
| Pocahontas, IA (City) |
| Pocahontas, IL (Village) |
| Pocahontas, VA (Town) |
| Pocahontas County, IA (County) |
| Pocahontas County, WV (County) |
| Pocasset, OK (Town) |
| Pocatello, ID (City) |
| Pocola, OK (City) |
| Pocomoke City, MD (City) |
