| Castro Valley to Willich | 5,549.46 mi (8,930.99 km) |
| Castro Valley to Willstatt | 5,734.24 mi (9,228.37 km) |
| Castro Valley to Wilnsdorf | 5,615.40 mi (9,037.12 km) |
| Castro Valley to Wilsdruff | 5,740.73 mi (9,238.81 km) |
| Castro Valley to Winnenden | 5,757.15 mi (9,265.24 km) |
| Castro Valley to Winsen | 5,529.05 mi (8,898.15 km) |
| Castro Valley to Winterberg | 5,605.46 mi (9,021.12 km) |
| Castro Valley to Wipperfurth | 5,580.32 mi (8,980.66 km) |
| Castro Valley to Wismar | 5,529.39 mi (8,898.69 km) |
| Castro Valley to Witten | 5,561.36 mi (8,950.15 km) |
| Castro Valley to Wittenberg | 5,672.63 mi (9,129.22 km) |
| Castro Valley to Wittenberge | 5,586.79 mi (8,991.08 km) |
| Castro Valley to Wittingen | 5,577.96 mi (8,976.85 km) |
| Castro Valley to Wittlich | 5,627.64 mi (9,056.81 km) |
| Castro Valley to Wittmund | 5,456.84 mi (8,781.93 km) |
