| San Marino to Cromer | 5,411.09 mi (8,708.30 km) |
| San Marino to Crosby | 5,250.46 mi (8,449.80 km) |
| San Marino to Crowborough | 5,462.18 mi (8,790.53 km) |
| San Marino to Croxley Green | 5,415.69 mi (8,715.71 km) |
| San Marino to Croydon | 5,439.05 mi (8,753.31 km) |
| San Marino to Cudworth | 5,297.38 mi (8,525.32 km) |
| San Marino to Culcheth | 5,268.27 mi (8,478.46 km) |
| San Marino to Cullercoats | 5,231.70 mi (8,419.61 km) |
| San Marino to Cumbernauld | 5,114.20 mi (8,230.52 km) |
| San Marino to Cumnock | 5,126.95 mi (8,251.02 km) |
| San Marino to Cupar | 5,127.72 mi (8,252.27 km) |
| San Marino to Cwmbran | 5,331.62 mi (8,580.42 km) |
| San Marino to Dagenham | 5,439.43 mi (8,753.92 km) |
| San Marino to Dalkeith | 5,144.66 mi (8,279.53 km) |
| San Marino to Darfield | 5,300.25 mi (8,529.93 km) |
