| Ianca to Cognac | 1,342.27 mi (2,160.18 km) |
| Ianca to Cogolin | 1,042.72 mi (1,678.09 km) |
| Ianca to Colmar | 973.44 mi (1,566.59 km) |
| Ianca to Colombes | 1,210.37 mi (1,947.91 km) |
| Ianca to Colomiers | 1,289.49 mi (2,075.23 km) |
| Ianca to Combs-la-Ville | 1,195.57 mi (1,924.08 km) |
| Ianca to Comines | 1,190.63 mi (1,916.14 km) |
| Ianca to Compiegne | 1,186.99 mi (1,910.28 km) |
| Ianca to Concarneau | 1,494.43 mi (2,405.06 km) |
| Ianca to Conde-sur-l'Escaut | 1,161.92 mi (1,869.93 km) |
| Ianca to Conflans-Sainte-Honorine | 1,217.62 mi (1,959.57 km) |
| Ianca to Corbas | 1,092.06 mi (1,757.50 km) |
| Ianca to Corbeil-Essonnes | 1,198.97 mi (1,929.56 km) |
| Ianca to Cormeilles-en-Parisis | 1,212.86 mi (1,951.90 km) |
| Ianca to Cosne sur Loire | 1,177.96 mi (1,895.75 km) |
