| South Houston to Cognac | 5,002.59 mi (8,050.90 km) |
| South Houston to Cogolin | 5,380.36 mi (8,658.86 km) |
| South Houston to Colmar | 5,251.80 mi (8,451.95 km) |
| South Houston to Colombes | 5,017.53 mi (8,074.94 km) |
| South Houston to Colomiers | 5,138.46 mi (8,269.55 km) |
| South Houston to Combs-la-Ville | 5,037.74 mi (8,107.46 km) |
| South Houston to Comines | 4,993.34 mi (8,036.00 km) |
| South Houston to Compiegne | 5,026.13 mi (8,088.77 km) |
| South Houston to Concarneau | 4,787.14 mi (7,704.16 km) |
| South Houston to Conde-sur-l'Escaut | 5,025.71 mi (8,088.10 km) |
| South Houston to Conflans-Sainte-Honorine | 5,008.98 mi (8,061.18 km) |
| South Houston to Corbas | 5,229.65 mi (8,416.31 km) |
| South Houston to Corbeil-Essonnes | 5,036.21 mi (8,105.00 km) |
| South Houston to Cormeilles-en-Parisis | 5,013.96 mi (8,069.18 km) |
| South Houston to Cosne sur Loire | 5,091.10 mi (8,193.33 km) |
