| Clarksburg to Busto Arsizio | 4,197.57 mi (6,755.33 km) |
| Clarksburg to Busto Garolfo | 4,201.12 mi (6,761.05 km) |
| Clarksburg to Cabras | 4,373.15 mi (7,037.90 km) |
| Clarksburg to Cadelbosco di Sopra | 4,300.21 mi (6,920.52 km) |
| Clarksburg to Cadoneghe | 4,333.97 mi (6,974.85 km) |
| Clarksburg to Cagli | 4,430.15 mi (7,129.64 km) |
| Clarksburg to Cagliari | 4,424.36 mi (7,120.31 km) |
| Clarksburg to Cairo Montenotte | 4,211.33 mi (6,777.48 km) |
| Clarksburg to Caivano | 4,595.95 mi (7,396.46 km) |
| Clarksburg to Calcinaia | 4,337.48 mi (6,980.50 km) |
| Clarksburg to Calcinato | 4,269.30 mi (6,870.77 km) |
| Clarksburg to Calderara di Reno | 4,335.55 mi (6,977.39 km) |
| Clarksburg to Caldogno | 4,310.37 mi (6,936.87 km) |
| Clarksburg to Calenzano | 4,355.09 mi (7,008.84 km) |
| Clarksburg to Calolziocorte | 4,216.35 mi (6,785.56 km) |
