| Ada to Cognac | 983.91 mi (1,583.45 km) |
| Ada to Cogolin | 691.85 mi (1,113.43 km) |
| Ada to Colmar | 622.23 mi (1,001.38 km) |
| Ada to Colombes | 862.00 mi (1,387.26 km) |
| Ada to Colomiers | 933.05 mi (1,501.59 km) |
| Ada to Combs-la-Ville | 845.87 mi (1,361.29 km) |
| Ada to Comines | 856.23 mi (1,377.97 km) |
| Ada to Compiegne | 841.97 mi (1,355.02 km) |
| Ada to Concarneau | 1,141.11 mi (1,836.44 km) |
| Ada to Conde-sur-l'Escaut | 825.55 mi (1,328.60 km) |
| Ada to Conflans-Sainte-Honorine | 869.63 mi (1,399.53 km) |
| Ada to Corbas | 733.50 mi (1,180.45 km) |
| Ada to Corbeil-Essonnes | 848.95 mi (1,366.25 km) |
| Ada to Cormeilles-en-Parisis | 864.76 mi (1,391.69 km) |
| Ada to Cosne sur Loire | 822.67 mi (1,323.96 km) |
