| Castro Valley to Tutzing | 5,862.01 mi (9,433.99 km) |
| Castro Valley to Twist | 5,489.42 mi (8,834.36 km) |
| Castro Valley to Twistringen | 5,521.20 mi (8,885.51 km) |
| Castro Valley to Ubach-Palenberg | 5,556.17 mi (8,941.80 km) |
| Castro Valley to Uberherrn | 5,662.20 mi (9,112.43 km) |
| Castro Valley to Uberlingen | 5,812.24 mi (9,353.90 km) |
| Castro Valley to Ubstadt-Weiher | 5,720.14 mi (9,205.68 km) |
| Castro Valley to Ueckermunde | 5,598.35 mi (9,009.68 km) |
| Castro Valley to Uelzen | 5,559.99 mi (8,947.94 km) |
| Castro Valley to Uetersen | 5,497.86 mi (8,847.95 km) |
| Castro Valley to Uetze | 5,578.80 mi (8,978.22 km) |
| Castro Valley to Uhingen | 5,771.88 mi (9,288.95 km) |
| Castro Valley to Ulm | 5,799.51 mi (9,333.41 km) |
| Castro Valley to Unna | 5,565.31 mi (8,956.51 km) |
| Castro Valley to Unterfohring | 5,855.91 mi (9,424.18 km) |
