| Castro Valley to Penne | 6,245.86 mi (10,051.74 km) |
| Castro Valley to Pergine Valsugana | 5,964.63 mi (9,599.14 km) |
| Castro Valley to Perugia | 6,164.69 mi (9,921.11 km) |
| Castro Valley to Pesaro | 6,133.13 mi (9,870.32 km) |
| Castro Valley to Pescantina | 5,987.28 mi (9,635.60 km) |
| Castro Valley to Pescara | 6,253.35 mi (10,063.79 km) |
| Castro Valley to Peschiera del Garda | 5,984.78 mi (9,631.57 km) |
| Castro Valley to Pescia | 6,071.20 mi (9,770.65 km) |
| Castro Valley to Petilia Policastro | 6,520.63 mi (10,493.94 km) |
| Castro Valley to Piacenza | 5,978.32 mi (9,621.17 km) |
| Castro Valley to Pianella | 6,252.48 mi (10,062.39 km) |
| Castro Valley to Pianezza | 5,911.96 mi (9,514.39 km) |
| Castro Valley to Pianiga | 6,020.48 mi (9,689.02 km) |
| Castro Valley to Piano di Sorrento | 6,364.89 mi (10,243.31 km) |
| Castro Valley to Pianoro | 6,062.50 mi (9,756.66 km) |
