| Sligo to Cervello | 1,010.16 mi (1,625.69 km) |
| Sligo to Cervera | 978.53 mi (1,574.79 km) |
| Sligo to Ceuti | 1,168.99 mi (1,881.31 km) |
| Sligo to Cheste | 1,084.47 mi (1,745.29 km) |
| Sligo to Chiclana de la Frontera | 1,238.34 mi (1,992.91 km) |
| Sligo to Chipiona | 1,215.37 mi (1,955.95 km) |
| Sligo to Chiva | 1,084.47 mi (1,745.28 km) |
| Sligo to Churriana de la Vega | 1,204.71 mi (1,938.80 km) |
| Sligo to Ciempozuelos | 1,000.52 mi (1,610.18 km) |
| Sligo to Cieza | 1,156.27 mi (1,860.84 km) |
| Sligo to Cisterniga | 891.22 mi (1,434.27 km) |
| Sligo to Ciudad de Melilla | 1,338.48 mi (2,154.07 km) |
| Sligo to Ciudad Real | 1,077.41 mi (1,733.93 km) |
| Sligo to Ciudad-Rodrigo | 948.76 mi (1,526.88 km) |
| Sligo to Cocentaina | 1,136.84 mi (1,829.57 km) |
