| Hwlffordd to Carpentras | 706.84 mi (1,137.54 km) |
| Hwlffordd to Carquefou | 347.90 mi (559.89 km) |
| Hwlffordd to Carqueiranne | 790.72 mi (1,272.54 km) |
| Hwlffordd to Carrieres-sous-Poissy | 366.12 mi (589.21 km) |
| Hwlffordd to Carrieres-sur-Seine | 376.89 mi (606.55 km) |
| Hwlffordd to Carros | 789.56 mi (1,270.67 km) |
| Hwlffordd to Carvin | 355.10 mi (571.48 km) |
| Hwlffordd to Castanet-Tolosan | 646.12 mi (1,039.82 km) |
| Hwlffordd to Castelginest | 633.61 mi (1,019.70 km) |
| Hwlffordd to Castelnau-le-Lez | 697.62 mi (1,122.71 km) |
| Hwlffordd to Castelnaudary | 668.37 mi (1,075.65 km) |
| Hwlffordd to Castelsarrasin | 605.01 mi (973.68 km) |
| Hwlffordd to Castres | 657.83 mi (1,058.68 km) |
| Hwlffordd to Caudebec-les-Elbeuf | 315.29 mi (507.41 km) |
| Hwlffordd to Caudry | 382.41 mi (615.43 km) |
