| Hilton Head Island to Cernavoda | 5,512.31 mi (8,871.21 km) |
| Hilton Head Island to Chitila | 5,422.51 mi (8,726.68 km) |
| Hilton Head Island to Cisnadie | 5,302.12 mi (8,532.93 km) |
| Hilton Head Island to Cluj-Napoca | 5,240.08 mi (8,433.10 km) |
| Hilton Head Island to Codlea | 5,354.90 mi (8,617.89 km) |
| Hilton Head Island to Comanesti | 5,366.70 mi (8,636.86 km) |
| Hilton Head Island to Comarnic | 5,379.73 mi (8,657.83 km) |
| Hilton Head Island to Constanta | 5,543.33 mi (8,921.12 km) |
| Hilton Head Island to Corabia | 5,389.83 mi (8,674.09 km) |
| Hilton Head Island to Costesti | 5,371.26 mi (8,644.22 km) |
| Hilton Head Island to Covasna | 5,378.71 mi (8,656.19 km) |
| Hilton Head Island to Craiova | 5,340.14 mi (8,594.12 km) |
| Hilton Head Island to Cristuru Secuiesc | 5,315.88 mi (8,555.08 km) |
| Hilton Head Island to Cugir | 5,265.29 mi (8,473.66 km) |
| Hilton Head Island to Cumpana | 5,542.40 mi (8,919.62 km) |
