| Niles to Cromer | 3,954.84 mi (6,364.70 km) |
| Niles to Crosby | 3,777.11 mi (6,078.66 km) |
| Niles to Crowborough | 3,973.00 mi (6,393.92 km) |
| Niles to Croxley Green | 3,930.91 mi (6,326.19 km) |
| Niles to Croydon | 3,952.50 mi (6,360.93 km) |
| Niles to Cudworth | 3,834.47 mi (6,170.98 km) |
| Niles to Culcheth | 3,797.23 mi (6,111.06 km) |
| Niles to Cullercoats | 3,790.64 mi (6,100.45 km) |
| Niles to Cumbernauld | 3,673.49 mi (5,911.91 km) |
| Niles to Cumnock | 3,676.96 mi (5,917.49 km) |
| Niles to Cupar | 3,698.32 mi (5,951.88 km) |
| Niles to Cwmbran | 3,832.22 mi (6,167.36 km) |
| Niles to Dagenham | 3,956.66 mi (6,367.63 km) |
| Niles to Dalkeith | 3,708.16 mi (5,967.71 km) |
| Niles to Darfield | 3,836.93 mi (6,174.94 km) |
