| Castro Valley to Carpentras | 5,892.35 mi (9,482.83 km) |
| Castro Valley to Carquefou | 5,515.56 mi (8,876.44 km) |
| Castro Valley to Carqueiranne | 5,976.23 mi (9,617.81 km) |
| Castro Valley to Carrieres-sous-Poissy | 5,542.32 mi (8,919.51 km) |
| Castro Valley to Carrieres-sur-Seine | 5,551.78 mi (8,934.72 km) |
| Castro Valley to Carros | 5,974.20 mi (9,614.55 km) |
| Castro Valley to Carvin | 5,489.48 mi (8,834.46 km) |
| Castro Valley to Castanet-Tolosan | 5,805.98 mi (9,343.83 km) |
| Castro Valley to Castelginest | 5,794.61 mi (9,325.52 km) |
| Castro Valley to Castelnau-le-Lez | 5,878.19 mi (9,460.03 km) |
| Castro Valley to Castelnaudary | 5,831.34 mi (9,384.64 km) |
| Castro Valley to Castelsarrasin | 5,765.94 mi (9,279.38 km) |
| Castro Valley to Castres | 5,826.44 mi (9,376.75 km) |
| Castro Valley to Caudebec-les-Elbeuf | 5,494.43 mi (8,842.43 km) |
| Castro Valley to Caudry | 5,521.80 mi (8,886.48 km) |
