| Olgiate Olona to Crosby | 759.51 mi (1,222.32 km) |
| Olgiate Olona to Crowborough | 548.00 mi (881.92 km) |
| Olgiate Olona to Croxley Green | 594.13 mi (956.16 km) |
| Olgiate Olona to Croydon | 570.86 mi (918.71 km) |
| Olgiate Olona to Cudworth | 715.46 mi (1,151.42 km) |
| Olgiate Olona to Culcheth | 742.09 mi (1,194.27 km) |
| Olgiate Olona to Cullercoats | 791.19 mi (1,273.30 km) |
| Olgiate Olona to Cumbernauld | 904.70 mi (1,455.97 km) |
| Olgiate Olona to Cumnock | 887.84 mi (1,428.84 km) |
| Olgiate Olona to Cupar | 898.89 mi (1,446.62 km) |
| Olgiate Olona to Cwmbran | 682.95 mi (1,099.11 km) |
| Olgiate Olona to Dagenham | 570.34 mi (917.87 km) |
| Olgiate Olona to Dalkeith | 877.80 mi (1,412.68 km) |
| Olgiate Olona to Darfield | 712.49 mi (1,146.65 km) |
| Olgiate Olona to Darlaston | 687.21 mi (1,105.97 km) |
