| Hartsville to Corato | 5,182.74 mi (8,340.82 km) |
| Hartsville to Corbetta | 4,705.16 mi (7,572.22 km) |
| Hartsville to Corciano | 4,931.33 mi (7,936.21 km) |
| Hartsville to Cordenons | 4,842.73 mi (7,793.62 km) |
| Hartsville to Cori | 5,014.54 mi (8,070.12 km) |
| Hartsville to Coriano | 4,913.47 mi (7,907.47 km) |
| Hartsville to Corigliano Calabro | 5,250.32 mi (8,449.58 km) |
| Hartsville to Corleone | 5,180.04 mi (8,336.47 km) |
| Hartsville to Cormano | 4,712.71 mi (7,584.38 km) |
| Hartsville to Cornaredo | 4,708.88 mi (7,578.21 km) |
| Hartsville to Cornate d'Adda | 4,721.73 mi (7,598.88 km) |
| Hartsville to Cornedo Vicentino | 4,800.90 mi (7,726.30 km) |
| Hartsville to Correggio | 4,807.91 mi (7,737.59 km) |
| Hartsville to Corridonia | 4,978.94 mi (8,012.83 km) |
| Hartsville to Corsico | 4,714.69 mi (7,587.57 km) |
