| Fountain Valley to Casamassima | 6,533.43 mi (10,514.54 km) |
| Fountain Valley to Casandrino | 6,450.22 mi (10,380.62 km) |
| Fountain Valley to Casapulla | 6,444.04 mi (10,370.68 km) |
| Fountain Valley to Casarano | 6,624.16 mi (10,660.56 km) |
| Fountain Valley to Casatenovo | 6,038.54 mi (9,718.10 km) |
| Fountain Valley to Casciana Terme | 6,193.86 mi (9,968.06 km) |
| Fountain Valley to Cascina | 6,183.47 mi (9,951.33 km) |
| Fountain Valley to Caselle Torinese | 6,011.15 mi (9,674.02 km) |
| Fountain Valley to Caserta | 6,445.64 mi (10,373.26 km) |
| Fountain Valley to Casier | 6,134.71 mi (9,872.86 km) |
| Fountain Valley to Casorate Primo | 6,048.77 mi (9,734.56 km) |
| Fountain Valley to Casoria | 6,453.64 mi (10,386.13 km) |
| Fountain Valley to Cassano al Ionio | 6,579.44 mi (10,588.59 km) |
| Fountain Valley to Cassano d'Adda | 6,053.65 mi (9,742.40 km) |
| Fountain Valley to Cassano delle Murge | 6,532.50 mi (10,513.05 km) |
