| Hilton Head Island to Chivasso | 4,623.23 mi (7,440.37 km) |
| Hilton Head Island to Ciampino | 4,936.38 mi (7,944.34 km) |
| Hilton Head Island to Cicciano | 5,051.87 mi (8,130.21 km) |
| Hilton Head Island to Cingoli | 4,915.35 mi (7,910.50 km) |
| Hilton Head Island to Cinisello Balsamo | 4,672.57 mi (7,519.77 km) |
| Hilton Head Island to Cinisi | 5,076.27 mi (8,169.46 km) |
| Hilton Head Island to Cirie | 4,609.18 mi (7,417.76 km) |
| Hilton Head Island to Ciro Marina | 5,225.27 mi (8,409.26 km) |
| Hilton Head Island to Cislago | 4,658.72 mi (7,497.49 km) |
| Hilton Head Island to Cisterna di Latina | 4,953.45 mi (7,971.81 km) |
| Hilton Head Island to Cisternino | 5,192.14 mi (8,355.94 km) |
| Hilton Head Island to Citta di Castello | 4,868.77 mi (7,835.54 km) |
| Hilton Head Island to Citta Sant'Angelo | 4,979.70 mi (8,014.05 km) |
| Hilton Head Island to Cittadella | 4,782.58 mi (7,696.82 km) |
| Hilton Head Island to Cittanova | 5,211.68 mi (8,387.39 km) |
