| Cahokia to Cromer | 4,212.77 mi (6,779.79 km) |
| Cahokia to Crosby | 4,033.98 mi (6,492.06 km) |
| Cahokia to Crowborough | 4,227.51 mi (6,803.52 km) |
| Cahokia to Croxley Green | 4,186.06 mi (6,736.81 km) |
| Cahokia to Croydon | 4,207.38 mi (6,771.12 km) |
| Cahokia to Cudworth | 4,092.16 mi (6,585.70 km) |
| Cahokia to Culcheth | 4,054.27 mi (6,524.71 km) |
| Cahokia to Cullercoats | 4,050.44 mi (6,518.55 km) |
| Cahokia to Cumbernauld | 3,933.69 mi (6,330.66 km) |
| Cahokia to Cumnock | 3,936.36 mi (6,334.96 km) |
| Cahokia to Cupar | 3,959.35 mi (6,371.95 km) |
| Cahokia to Cwmbran | 4,086.08 mi (6,575.90 km) |
| Cahokia to Dagenham | 4,211.93 mi (6,778.45 km) |
| Cahokia to Dalkeith | 3,968.60 mi (6,386.84 km) |
| Cahokia to Darfield | 4,094.58 mi (6,589.59 km) |
