| Fountain Valley to Castrovillari | 6,573.88 mi (10,579.64 km) |
| Fountain Valley to Catania | 6,665.01 mi (10,726.30 km) |
| Fountain Valley to Catanzaro | 6,637.44 mi (10,681.92 km) |
| Fountain Valley to Cattolica | 6,238.20 mi (10,039.41 km) |
| Fountain Valley to Cava de' Tirreni | 6,477.40 mi (10,424.37 km) |
| Fountain Valley to Cavallino | 6,608.29 mi (10,635.01 km) |
| Fountain Valley to Cavarzere | 6,155.32 mi (9,906.04 km) |
| Fountain Valley to Cave | 6,359.94 mi (10,235.33 km) |
| Fountain Valley to Cavriago | 6,129.62 mi (9,864.66 km) |
| Fountain Valley to Cavriglia | 6,222.45 mi (10,014.06 km) |
| Fountain Valley to Cazzago San Martino | 6,067.35 mi (9,764.45 km) |
| Fountain Valley to Ceccano | 6,386.34 mi (10,277.82 km) |
| Fountain Valley to Cecina | 6,201.60 mi (9,980.52 km) |
| Fountain Valley to Cefalu | 6,599.84 mi (10,621.42 km) |
| Fountain Valley to Ceglie Messapico | 6,568.14 mi (10,570.40 km) |
