| Saint Helens to Busto Arsizio | 749.18 mi (1,205.68 km) |
| Saint Helens to Busto Garolfo | 753.67 mi (1,212.92 km) |
| Saint Helens to Cabras | 1,073.24 mi (1,727.21 km) |
| Saint Helens to Cadelbosco di Sopra | 848.60 mi (1,365.69 km) |
| Saint Helens to Cadoneghe | 857.64 mi (1,380.25 km) |
| Saint Helens to Cagli | 978.43 mi (1,574.63 km) |
| Saint Helens to Cagliari | 1,130.51 mi (1,819.38 km) |
| Saint Helens to Cairo Montenotte | 798.82 mi (1,285.57 km) |
| Saint Helens to Caivano | 1,171.57 mi (1,885.45 km) |
| Saint Helens to Calcinaia | 907.49 mi (1,460.47 km) |
| Saint Helens to Calcinato | 806.69 mi (1,298.24 km) |
| Saint Helens to Calderara di Reno | 880.40 mi (1,416.87 km) |
| Saint Helens to Caldogno | 835.36 mi (1,344.38 km) |
| Saint Helens to Calenzano | 914.41 mi (1,471.59 km) |
| Saint Helens to Calolziocorte | 757.50 mi (1,219.07 km) |
