| Castro Valley to Plombieres | 5,561.50 mi (8,950.36 km) |
| Castro Valley to Pont-a-Celles | 5,529.05 mi (8,898.15 km) |
| Castro Valley to Poperinge | 5,463.99 mi (8,793.45 km) |
| Castro Valley to Profondeville | 5,550.29 mi (8,932.33 km) |
| Castro Valley to Putte | 5,508.02 mi (8,864.30 km) |
| Castro Valley to Puurs | 5,496.74 mi (8,846.14 km) |
| Castro Valley to Quaregnon | 5,518.77 mi (8,881.61 km) |
| Castro Valley to Raeren | 5,568.78 mi (8,962.08 km) |
| Castro Valley to Ranst | 5,497.77 mi (8,847.81 km) |
| Castro Valley to Ravels | 5,501.48 mi (8,853.77 km) |
| Castro Valley to Retie | 5,508.62 mi (8,865.27 km) |
| Castro Valley to Riemst | 5,547.82 mi (8,928.35 km) |
| Castro Valley to Rijkevorsel | 5,495.89 mi (8,844.78 km) |
| Castro Valley to Rixensart | 5,522.81 mi (8,888.10 km) |
| Castro Valley to Rochefort | 5,571.25 mi (8,966.06 km) |
