| River Ridge to Pontedera | 5,312.80 mi (8,550.13 km) |
| River Ridge to Pontinia | 5,497.05 mi (8,846.65 km) |
| River Ridge to Porcari | 5,306.07 mi (8,539.29 km) |
| River Ridge to Porcia | 5,319.05 mi (8,560.18 km) |
| River Ridge to Pordenone | 5,321.01 mi (8,563.34 km) |
| River Ridge to Portici | 5,575.86 mi (8,973.47 km) |
| River Ridge to Porto Empedocle | 5,667.18 mi (9,120.44 km) |
| River Ridge to Porto Recanati | 5,452.18 mi (8,774.43 km) |
| River Ridge to Porto Sant'Elpidio | 5,461.75 mi (8,789.83 km) |
| River Ridge to Porto Tolle | 5,341.45 mi (8,596.24 km) |
| River Ridge to Porto Torres | 5,306.61 mi (8,540.17 km) |
| River Ridge to Portoferraio | 5,327.33 mi (8,573.50 km) |
| River Ridge to Portogruaro | 5,334.40 mi (8,584.89 km) |
| River Ridge to Portomaggiore | 5,328.05 mi (8,574.66 km) |
| River Ridge to Potenza | 5,647.33 mi (9,088.49 km) |
