| Foster City to Cehegin | 5,981.98 mi (9,627.07 km) |
| Foster City to Cervello | 5,946.71 mi (9,570.31 km) |
| Foster City to Cervera | 5,909.24 mi (9,510.01 km) |
| Foster City to Ceuti | 6,002.22 mi (9,659.64 km) |
| Foster City to Cheste | 5,952.63 mi (9,579.83 km) |
| Foster City to Chiclana de la Frontera | 5,897.28 mi (9,490.75 km) |
| Foster City to Chipiona | 5,870.75 mi (9,448.05 km) |
| Foster City to Chiva | 5,951.78 mi (9,578.46 km) |
| Foster City to Churriana de la Vega | 5,959.05 mi (9,590.16 km) |
| Foster City to Ciempozuelos | 5,811.42 mi (9,352.58 km) |
| Foster City to Cieza | 5,988.68 mi (9,637.85 km) |
| Foster City to Cisterniga | 5,700.74 mi (9,174.46 km) |
| Foster City to Ciudad de Melilla | 6,079.08 mi (9,783.33 km) |
| Foster City to Ciudad Real | 5,858.32 mi (9,428.06 km) |
| Foster City to Ciudad-Rodrigo | 5,680.95 mi (9,142.61 km) |
