| Castle Rock to Pontedera | 5,431.85 mi (8,741.71 km) |
| Castle Rock to Pontinia | 5,628.96 mi (9,058.93 km) |
| Castle Rock to Porcari | 5,422.58 mi (8,726.79 km) |
| Castle Rock to Porcia | 5,387.89 mi (8,670.97 km) |
| Castle Rock to Pordenone | 5,389.83 mi (8,674.10 km) |
| Castle Rock to Portici | 5,704.85 mi (9,181.06 km) |
| Castle Rock to Porto Empedocle | 5,853.29 mi (9,419.96 km) |
| Castle Rock to Porto Recanati | 5,549.56 mi (8,931.15 km) |
| Castle Rock to Porto Sant'Elpidio | 5,560.80 mi (8,949.24 km) |
| Castle Rock to Porto Tolle | 5,427.76 mi (8,735.13 km) |
| Castle Rock to Porto Torres | 5,486.04 mi (8,828.93 km) |
| Castle Rock to Portoferraio | 5,461.54 mi (8,789.50 km) |
| Castle Rock to Portogruaro | 5,404.23 mi (8,697.27 km) |
| Castle Rock to Portomaggiore | 5,422.23 mi (8,726.23 km) |
| Castle Rock to Potenza | 5,765.91 mi (9,279.33 km) |
