| Cerkno to Cartagena | 967.26 mi (1,556.65 km) |
| Cerkno to Cartama | 1,159.16 mi (1,865.49 km) |
| Cerkno to Cartaya | 1,244.49 mi (2,002.82 km) |
| Cerkno to Caspe | 776.67 mi (1,249.92 km) |
| Cerkno to Cassa de la Selva | 624.51 mi (1,005.05 km) |
| Cerkno to Castalla | 909.35 mi (1,463.45 km) |
| Cerkno to Castellbisbal | 678.65 mi (1,092.18 km) |
| Cerkno to Castelldefels | 686.24 mi (1,104.40 km) |
| Cerkno to Castello de Ampurias | 602.60 mi (969.78 km) |
| Cerkno to Castellon de la Plana | 823.83 mi (1,325.82 km) |
| Cerkno to Castilleja de la Cuesta | 1,191.76 mi (1,917.95 km) |
| Cerkno to Catarroja | 863.52 mi (1,389.71 km) |
| Cerkno to Catral | 934.41 mi (1,503.78 km) |
| Cerkno to Caudete | 917.92 mi (1,477.24 km) |
| Cerkno to Cehegin | 978.66 mi (1,575.00 km) |
