| Oria to Cognac | 972.08 mi (1,564.41 km) |
| Oria to Cogolin | 601.49 mi (968.01 km) |
| Oria to Colmar | 728.69 mi (1,172.72 km) |
| Oria to Colombes | 950.46 mi (1,529.61 km) |
| Oria to Colomiers | 861.69 mi (1,386.75 km) |
| Oria to Combs-la-Ville | 929.31 mi (1,495.58 km) |
| Oria to Comines | 997.53 mi (1,605.37 km) |
| Oria to Compiegne | 947.66 mi (1,525.11 km) |
| Oria to Concarneau | 1,177.81 mi (1,895.50 km) |
| Oria to Conde-sur-l'Escaut | 964.10 mi (1,551.57 km) |
| Oria to Conflans-Sainte-Honorine | 959.15 mi (1,543.60 km) |
| Oria to Corbas | 733.79 mi (1,180.92 km) |
| Oria to Corbeil-Essonnes | 930.31 mi (1,497.19 km) |
| Oria to Cormeilles-en-Parisis | 954.25 mi (1,535.72 km) |
| Oria to Cosne sur Loire | 871.37 mi (1,402.34 km) |
