| Helston to Busto Arsizio | 722.90 mi (1,163.39 km) |
| Helston to Busto Garolfo | 726.61 mi (1,169.36 km) |
| Helston to Cabras | 970.61 mi (1,562.04 km) |
| Helston to Cadelbosco di Sopra | 825.97 mi (1,329.28 km) |
| Helston to Cadoneghe | 858.53 mi (1,381.66 km) |
| Helston to Cagli | 957.06 mi (1,540.24 km) |
| Helston to Cagliari | 1,027.88 mi (1,654.22 km) |
| Helston to Cairo Montenotte | 745.43 mi (1,199.65 km) |
| Helston to Caivano | 1,133.48 mi (1,824.17 km) |
| Helston to Calcinaia | 868.74 mi (1,398.11 km) |
| Helston to Calcinato | 793.74 mi (1,277.41 km) |
| Helston to Calderara di Reno | 861.06 mi (1,385.75 km) |
| Helston to Caldogno | 834.90 mi (1,343.64 km) |
| Helston to Calenzano | 883.69 mi (1,422.16 km) |
| Helston to Calolziocorte | 740.83 mi (1,192.25 km) |
