| Saint Helens to Cernavoda | 1,518.09 mi (2,443.13 km) |
| Saint Helens to Chitila | 1,428.96 mi (2,299.69 km) |
| Saint Helens to Cisnadie | 1,308.13 mi (2,105.23 km) |
| Saint Helens to Cluj-Napoca | 1,246.01 mi (2,005.26 km) |
| Saint Helens to Codlea | 1,360.70 mi (2,189.83 km) |
| Saint Helens to Comanesti | 1,374.33 mi (2,211.76 km) |
| Saint Helens to Comarnic | 1,385.56 mi (2,229.85 km) |
| Saint Helens to Constanta | 1,549.13 mi (2,493.08 km) |
| Saint Helens to Corabia | 1,400.90 mi (2,254.53 km) |
| Saint Helens to Costesti | 1,378.50 mi (2,218.48 km) |
| Saint Helens to Covasna | 1,384.89 mi (2,228.76 km) |
| Saint Helens to Craiova | 1,350.28 mi (2,173.07 km) |
| Saint Helens to Cristuru Secuiesc | 1,321.97 mi (2,127.50 km) |
| Saint Helens to Cugir | 1,271.60 mi (2,046.43 km) |
| Saint Helens to Cumpana | 1,548.18 mi (2,491.55 km) |
