| National City to Cognac | 5,736.52 mi (9,232.04 km) |
| National City to Cogolin | 6,098.54 mi (9,814.66 km) |
| National City to Colmar | 5,887.71 mi (9,475.35 km) |
| National City to Colombes | 5,679.35 mi (9,140.03 km) |
| National City to Colomiers | 5,893.07 mi (9,483.98 km) |
| National City to Combs-la-Ville | 5,701.51 mi (9,175.69 km) |
| National City to Comines | 5,618.64 mi (9,042.33 km) |
| National City to Compiegne | 5,675.51 mi (9,133.86 km) |
| National City to Concarneau | 5,509.74 mi (8,867.07 km) |
| National City to Conde-sur-l'Escaut | 5,652.03 mi (9,096.07 km) |
| National City to Conflans-Sainte-Honorine | 5,670.67 mi (9,126.06 km) |
| National City to Corbas | 5,923.89 mi (9,533.58 km) |
| National City to Corbeil-Essonnes | 5,701.49 mi (9,175.66 km) |
| National City to Cormeilles-en-Parisis | 5,675.31 mi (9,133.52 km) |
| National City to Cosne sur Loire | 5,772.86 mi (9,290.53 km) |
