| Boulder City to Cromer | 5,212.97 mi (8,389.46 km) |
| Boulder City to Crosby | 5,050.45 mi (8,127.91 km) |
| Boulder City to Crowborough | 5,261.31 mi (8,467.25 km) |
| Boulder City to Croxley Green | 5,215.09 mi (8,392.87 km) |
| Boulder City to Croydon | 5,238.35 mi (8,430.32 km) |
| Boulder City to Cudworth | 5,098.39 mi (8,205.06 km) |
| Boulder City to Culcheth | 5,068.50 mi (8,156.96 km) |
| Boulder City to Cullercoats | 5,034.44 mi (8,102.14 km) |
| Boulder City to Cumbernauld | 4,916.63 mi (7,912.56 km) |
| Boulder City to Cumnock | 4,928.61 mi (7,931.83 km) |
| Boulder City to Cupar | 4,931.17 mi (7,935.95 km) |
| Boulder City to Cwmbran | 5,129.58 mi (8,255.27 km) |
| Boulder City to Dagenham | 5,239.06 mi (8,431.45 km) |
| Boulder City to Dalkeith | 4,947.54 mi (7,962.30 km) |
| Boulder City to Darfield | 5,101.23 mi (8,209.63 km) |
