| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Park Place | city | District of Columbia | United States | 38.93 | -77.01 | 167 | |
| Park View | city | District of Columbia | United States | 38.93 | -77.02 | 170 | |
| Penn Branch | city | District of Columbia | United States | 38.87 | -76.96 | 196 | |
| Pennsylvania Avenue Hights | city | District of Columbia | United States | 38.87 | -76.96 | 249 | |
| Petworth | city | District of Columbia | United States | 38.95 | -77.02 | 229 | |
| Pinehurst Circle | city | District of Columbia | United States | 38.97 | -77.08 | 334 | |
| Pipetown (historical) | city | District of Columbia | United States | 38.88 | -76.98 | 45 | |
| Potomac City (historical) | city | District of Columbia | United States | 38.86 | -77.00 | 104 | |
| Potomac Heights | city | District of Columbia | United States | 38.93 | -77.11 | 49 | |
| Pretty Prospect (historical) | city | District of Columbia | United States | 38.92 | -77.05 | 147 |