| Boulder to Pontedera | 5,412.51 mi (8,710.59 km) |
| Boulder to Pontinia | 5,609.86 mi (9,028.19 km) |
| Boulder to Porcari | 5,403.14 mi (8,695.51 km) |
| Boulder to Porcia | 5,366.44 mi (8,636.44 km) |
| Boulder to Pordenone | 5,368.38 mi (8,639.57 km) |
| Boulder to Portici | 5,685.49 mi (9,149.92 km) |
| Boulder to Porto Empedocle | 5,836.25 mi (9,392.54 km) |
| Boulder to Porto Recanati | 5,529.07 mi (8,898.19 km) |
| Boulder to Porto Sant'Elpidio | 5,540.37 mi (8,916.37 km) |
| Boulder to Porto Tolle | 5,406.99 mi (8,701.72 km) |
| Boulder to Porto Torres | 5,469.31 mi (8,802.00 km) |
| Boulder to Portoferraio | 5,442.82 mi (8,759.37 km) |
| Boulder to Portogruaro | 5,382.79 mi (8,662.77 km) |
| Boulder to Portomaggiore | 5,401.81 mi (8,693.38 km) |
| Boulder to Potenza | 5,746.00 mi (9,247.29 km) |
