| Duzce to Busto Arsizio | 1,166.03 mi (1,876.54 km) |
| Duzce to Busto Garolfo | 1,163.71 mi (1,872.81 km) |
| Duzce to Cabras | 1,189.03 mi (1,913.56 km) |
| Duzce to Cadelbosco di Sopra | 1,073.64 mi (1,727.85 km) |
| Duzce to Cadoneghe | 1,017.19 mi (1,637.01 km) |
| Duzce to Cagli | 963.57 mi (1,550.72 km) |
| Duzce to Cagliari | 1,168.54 mi (1,880.59 km) |
| Duzce to Cairo Montenotte | 1,185.40 mi (1,907.71 km) |
| Duzce to Caivano | 879.13 mi (1,414.83 km) |
| Duzce to Calcinaia | 1,065.68 mi (1,715.05 km) |
| Duzce to Calcinato | 1,089.66 mi (1,753.64 km) |
| Duzce to Calderara di Reno | 1,039.37 mi (1,672.70 km) |
| Duzce to Caldogno | 1,040.07 mi (1,673.83 km) |
| Duzce to Calenzano | 1,039.22 mi (1,672.46 km) |
| Duzce to Calolziocorte | 1,140.37 mi (1,835.25 km) |
