| Webster Groves to Cromer | 4,218.20 mi (6,788.53 km) |
| Webster Groves to Crosby | 4,039.51 mi (6,500.96 km) |
| Webster Groves to Crowborough | 4,233.25 mi (6,812.76 km) |
| Webster Groves to Croxley Green | 4,191.74 mi (6,745.96 km) |
| Webster Groves to Croydon | 4,213.09 mi (6,780.31 km) |
| Webster Groves to Cudworth | 4,097.62 mi (6,594.48 km) |
| Webster Groves to Culcheth | 4,059.78 mi (6,533.59 km) |
| Webster Groves to Cullercoats | 4,055.67 mi (6,526.98 km) |
| Webster Groves to Cumbernauld | 3,938.88 mi (6,339.02 km) |
| Webster Groves to Cumnock | 3,941.64 mi (6,343.45 km) |
| Webster Groves to Cupar | 3,964.45 mi (6,380.16 km) |
| Webster Groves to Cwmbran | 4,091.87 mi (6,585.22 km) |
| Webster Groves to Dagenham | 4,217.61 mi (6,787.58 km) |
| Webster Groves to Dalkeith | 3,973.76 mi (6,395.15 km) |
| Webster Groves to Darfield | 4,100.04 mi (6,598.37 km) |
