| Potomac to Parczew | 4,548.96 mi (7,320.84 km) |
| Potomac to Paslek | 4,347.88 mi (6,997.23 km) |
| Potomac to Piaseczno | 4,466.23 mi (7,187.70 km) |
| Potomac to Piastow | 4,455.99 mi (7,171.22 km) |
| Potomac to Piekary Slaskie | 4,450.42 mi (7,162.26 km) |
| Potomac to Pila | 4,273.24 mi (6,877.11 km) |
| Potomac to Pinczow | 4,504.37 mi (7,249.08 km) |
| Potomac to Pionki | 4,503.27 mi (7,247.31 km) |
| Potomac to Piotrkow Trybunalski | 4,441.52 mi (7,147.93 km) |
| Potomac to Pisz | 4,437.33 mi (7,141.20 km) |
| Potomac to Pleszew | 4,354.36 mi (7,007.66 km) |
| Potomac to Plewiska | 4,301.98 mi (6,923.37 km) |
| Potomac to Plock | 4,401.36 mi (7,083.30 km) |
| Potomac to Plonsk | 4,423.03 mi (7,118.18 km) |
| Potomac to Pobiedziska | 4,322.89 mi (6,957.03 km) |
