| Clayton to Carpentras | 739.91 mi (1,190.76 km) |
| Clayton to Carquefou | 448.30 mi (721.46 km) |
| Clayton to Carqueiranne | 820.97 mi (1,321.23 km) |
| Clayton to Carrieres-sous-Poissy | 372.93 mi (600.18 km) |
| Clayton to Carrieres-sur-Seine | 380.14 mi (611.78 km) |
| Clayton to Carros | 802.60 mi (1,291.67 km) |
| Clayton to Carvin | 304.14 mi (489.47 km) |
| Clayton to Castanet-Tolosan | 725.06 mi (1,166.87 km) |
| Clayton to Castelginest | 712.37 mi (1,146.44 km) |
| Clayton to Castelnau-le-Lez | 747.23 mi (1,202.54 km) |
| Clayton to Castelnaudary | 742.96 mi (1,195.68 km) |
| Clayton to Castelsarrasin | 685.89 mi (1,103.84 km) |
| Clayton to Castres | 727.20 mi (1,170.32 km) |
| Clayton to Caudebec-les-Elbeuf | 333.95 mi (537.44 km) |
| Clayton to Caudry | 336.50 mi (541.54 km) |
