| Clarkston to Busto Arsizio | 4,733.71 mi (7,618.16 km) |
| Clarkston to Busto Garolfo | 4,737.22 mi (7,623.82 km) |
| Clarkston to Cabras | 4,902.29 mi (7,889.48 km) |
| Clarkston to Cadelbosco di Sopra | 4,836.20 mi (7,783.11 km) |
| Clarkston to Cadoneghe | 4,870.79 mi (7,838.78 km) |
| Clarkston to Cagli | 4,965.82 mi (7,991.72 km) |
| Clarkston to Cagliari | 4,952.77 mi (7,970.71 km) |
| Clarkston to Cairo Montenotte | 4,746.20 mi (7,638.27 km) |
| Clarkston to Caivano | 5,129.87 mi (8,255.73 km) |
| Clarkston to Calcinaia | 4,872.53 mi (7,841.58 km) |
| Clarkston to Calcinato | 4,805.75 mi (7,734.10 km) |
| Clarkston to Calderara di Reno | 4,871.58 mi (7,840.06 km) |
| Clarkston to Caldogno | 4,847.18 mi (7,800.78 km) |
| Clarkston to Calenzano | 4,890.51 mi (7,870.52 km) |
| Clarkston to Calolziocorte | 4,752.78 mi (7,648.86 km) |
