| Clayton to Celano | 1,072.09 mi (1,725.36 km) |
| Clayton to Cento | 857.41 mi (1,379.86 km) |
| Clayton to Cepagatti | 1,072.02 mi (1,725.26 km) |
| Clayton to Ceprano | 1,101.14 mi (1,772.12 km) |
| Clayton to Cercola | 1,164.60 mi (1,874.25 km) |
| Clayton to Cerea | 830.35 mi (1,336.31 km) |
| Clayton to Cerese | 824.03 mi (1,326.15 km) |
| Clayton to Cerignola | 1,189.69 mi (1,914.62 km) |
| Clayton to Cermenate | 738.99 mi (1,189.29 km) |
| Clayton to Cernusco sul Naviglio | 756.38 mi (1,217.27 km) |
| Clayton to Cerreto Guidi | 898.97 mi (1,446.75 km) |
| Clayton to Cerro Maggiore | 740.68 mi (1,192.02 km) |
| Clayton to Certaldo | 915.88 mi (1,473.96 km) |
| Clayton to Cerveteri | 1,034.52 mi (1,664.90 km) |
| Clayton to Cervia | 916.10 mi (1,474.32 km) |
