| Hartsville to Collegno | 4,661.89 mi (7,502.59 km) |
| Hartsville to Cologno al Serio | 4,733.78 mi (7,618.28 km) |
| Hartsville to Cologno Monzese | 4,718.12 mi (7,593.08 km) |
| Hartsville to Colorno | 4,785.37 mi (7,701.30 km) |
| Hartsville to Comacchio | 4,868.85 mi (7,835.66 km) |
| Hartsville to Comiso | 5,272.87 mi (8,485.86 km) |
| Hartsville to Como | 4,700.29 mi (7,564.39 km) |
| Hartsville to Concordia Sagittaria | 4,856.82 mi (7,816.30 km) |
| Hartsville to Concorezzo | 4,718.39 mi (7,593.51 km) |
| Hartsville to Conegliano | 4,829.89 mi (7,772.95 km) |
| Hartsville to Conselice | 4,861.05 mi (7,823.11 km) |
| Hartsville to Conselve | 4,836.14 mi (7,783.02 km) |
| Hartsville to Conversano | 5,220.44 mi (8,401.49 km) |
| Hartsville to Copertino | 5,288.52 mi (8,511.06 km) |
| Hartsville to Copparo | 4,846.97 mi (7,800.45 km) |
