| Houma to Cognac | 4,805.93 mi (7,734.39 km) |
| Houma to Cogolin | 5,183.44 mi (8,341.94 km) |
| Houma to Colmar | 5,070.83 mi (8,160.71 km) |
| Houma to Colombes | 4,833.95 mi (7,779.49 km) |
| Houma to Colomiers | 4,936.99 mi (7,945.31 km) |
| Houma to Combs-la-Ville | 4,853.61 mi (7,811.13 km) |
| Houma to Comines | 4,816.80 mi (7,751.89 km) |
| Houma to Compiegne | 4,844.77 mi (7,796.91 km) |
| Houma to Concarneau | 4,594.40 mi (7,393.97 km) |
| Houma to Conde-sur-l'Escaut | 4,848.67 mi (7,803.18 km) |
| Houma to Conflans-Sainte-Honorine | 4,825.51 mi (7,765.90 km) |
| Houma to Corbas | 5,038.25 mi (8,108.28 km) |
| Houma to Corbeil-Essonnes | 4,851.82 mi (7,808.25 km) |
| Houma to Cormeilles-en-Parisis | 4,830.50 mi (7,773.93 km) |
| Houma to Cosne sur Loire | 4,903.17 mi (7,890.89 km) |
