| Isabela to Cehegin | 4,106.49 mi (6,608.75 km) |
| Isabela to Cervello | 4,303.92 mi (6,926.50 km) |
| Isabela to Cervera | 4,268.17 mi (6,868.95 km) |
| Isabela to Ceuti | 4,135.14 mi (6,654.86 km) |
| Isabela to Cheste | 4,166.11 mi (6,704.70 km) |
| Isabela to Chiclana de la Frontera | 3,866.19 mi (6,222.04 km) |
| Isabela to Chipiona | 3,851.05 mi (6,197.66 km) |
| Isabela to Chiva | 4,164.22 mi (6,701.67 km) |
| Isabela to Churriana de la Vega | 4,005.21 mi (6,445.76 km) |
| Isabela to Ciempozuelos | 4,011.22 mi (6,455.44 km) |
| Isabela to Cieza | 4,127.06 mi (6,641.87 km) |
| Isabela to Cisterniga | 3,960.82 mi (6,374.32 km) |
| Isabela to Ciudad de Melilla | 4,045.56 mi (6,510.70 km) |
| Isabela to Ciudad Real | 3,992.72 mi (6,425.66 km) |
| Isabela to Ciudad-Rodrigo | 3,859.44 mi (6,211.17 km) |
