| Helston to Corato | 1,209.51 mi (1,946.51 km) |
| Helston to Corbetta | 730.73 mi (1,176.00 km) |
| Helston to Corciano | 958.69 mi (1,542.86 km) |
| Helston to Cordenons | 874.92 mi (1,408.05 km) |
| Helston to Cori | 1,047.52 mi (1,685.82 km) |
| Helston to Coriano | 938.97 mi (1,511.13 km) |
| Helston to Corigliano Calabro | 1,282.86 mi (2,064.56 km) |
| Helston to Corleone | 1,247.92 mi (2,008.33 km) |
| Helston to Cormano | 738.20 mi (1,188.01 km) |
| Helston to Cornaredo | 734.39 mi (1,181.89 km) |
| Helston to Cornate d'Adda | 747.30 mi (1,202.67 km) |
| Helston to Cornedo Vicentino | 828.19 mi (1,332.85 km) |
| Helston to Correggio | 833.42 mi (1,341.26 km) |
| Helston to Corridonia | 1,004.65 mi (1,616.83 km) |
| Helston to Corsico | 740.23 mi (1,191.28 km) |
