| Hartsville to Cividale del Friuli | 4,868.09 mi (7,834.43 km) |
| Hartsville to Civita Castellana | 4,968.22 mi (7,995.57 km) |
| Hartsville to Civitanova Marche | 4,986.11 mi (8,024.37 km) |
| Hartsville to Civitavecchia | 4,949.41 mi (7,965.30 km) |
| Hartsville to Civitella in Val di Chiana | 4,896.77 mi (7,880.59 km) |
| Hartsville to Clusone | 4,733.59 mi (7,617.98 km) |
| Hartsville to Coccaglio | 4,746.06 mi (7,638.04 km) |
| Hartsville to Codigoro | 4,861.17 mi (7,823.30 km) |
| Hartsville to Codogno | 4,748.92 mi (7,642.64 km) |
| Hartsville to Codroipo | 4,854.83 mi (7,813.09 km) |
| Hartsville to Cogoleto | 4,731.31 mi (7,614.30 km) |
| Hartsville to Colle di Val d'Elsa | 4,872.63 mi (7,841.74 km) |
| Hartsville to Colle Salvetti | 4,837.67 mi (7,785.48 km) |
| Hartsville to Collecchio | 4,784.95 mi (7,700.63 km) |
| Hartsville to Colleferro | 5,015.62 mi (8,071.85 km) |
