| Castanet-Tolosan to Carpentras | 180.99 mi (291.28 km) |
| Castanet-Tolosan to Carquefou | 298.79 mi (480.85 km) |
| Castanet-Tolosan to Carqueiranne | 231.85 mi (373.13 km) |
| Castanet-Tolosan to Carrieres-sous-Poissy | 376.21 mi (605.46 km) |
| Castanet-Tolosan to Carrieres-sur-Seine | 374.68 mi (602.99 km) |
| Castanet-Tolosan to Carros | 285.25 mi (459.06 km) |
| Castanet-Tolosan to Carvin | 486.95 mi (783.68 km) |
| Castanet-Tolosan to Castelginest | 12.73 mi (20.48 km) |
| Castanet-Tolosan to Castelnau-le-Lez | 120.61 mi (194.10 km) |
| Castanet-Tolosan to Castelnaudary | 26.64 mi (42.87 km) |
| Castanet-Tolosan to Castelsarrasin | 41.15 mi (66.23 km) |
| Castanet-Tolosan to Castres | 38.10 mi (61.31 km) |
| Castanet-Tolosan to Caudebec-les-Elbeuf | 398.98 mi (642.10 km) |
| Castanet-Tolosan to Caudry | 465.50 mi (749.15 km) |
| Castanet-Tolosan to Cavaillon | 178.28 mi (286.91 km) |
