| Saint Helens to Casamassima | 1,256.41 mi (2,021.99 km) |
| Saint Helens to Casandrino | 1,170.93 mi (1,884.43 km) |
| Saint Helens to Casapulla | 1,164.59 mi (1,874.23 km) |
| Saint Helens to Casarano | 1,347.99 mi (2,169.38 km) |
| Saint Helens to Casatenovo | 758.94 mi (1,221.40 km) |
| Saint Helens to Casciana Terme | 916.12 mi (1,474.35 km) |
| Saint Helens to Cascina | 905.48 mi (1,457.22 km) |
| Saint Helens to Caselle Torinese | 737.37 mi (1,186.68 km) |
| Saint Helens to Caserta | 1,166.16 mi (1,876.76 km) |
| Saint Helens to Casier | 860.50 mi (1,384.84 km) |
| Saint Helens to Casorate Primo | 770.03 mi (1,239.25 km) |
| Saint Helens to Casoria | 1,174.34 mi (1,889.91 km) |
| Saint Helens to Cassano al Ionio | 1,299.81 mi (2,091.84 km) |
| Saint Helens to Cassano d'Adda | 774.05 mi (1,245.71 km) |
| Saint Helens to Cassano delle Murge | 1,254.93 mi (2,019.62 km) |
