| South Houston to Carpentras | 5,288.70 mi (8,511.34 km) |
| South Houston to Carquefou | 4,906.87 mi (7,896.84 km) |
| South Houston to Carqueiranne | 5,365.67 mi (8,635.21 km) |
| South Houston to Carrieres-sous-Poissy | 5,008.06 mi (8,059.69 km) |
| South Houston to Carrieres-sur-Seine | 5,019.42 mi (8,077.97 km) |
| South Houston to Carros | 5,391.45 mi (8,676.70 km) |
| South Houston to Carvin | 4,999.34 mi (8,045.66 km) |
| South Houston to Castanet-Tolosan | 5,148.72 mi (8,286.06 km) |
| South Houston to Castelginest | 5,140.32 mi (8,272.55 km) |
| South Houston to Castelnau-le-Lez | 5,251.97 mi (8,452.22 km) |
| South Houston to Castelnaudary | 5,175.28 mi (8,328.81 km) |
| South Houston to Castelsarrasin | 5,115.19 mi (8,232.10 km) |
| South Houston to Castres | 5,179.75 mi (8,336.00 km) |
| South Houston to Caudebec-les-Elbeuf | 4,956.63 mi (7,976.93 km) |
| South Houston to Caudry | 5,028.41 mi (8,092.44 km) |
