| Duzce to Cutrofiano | 682.24 mi (1,097.96 km) |
| Duzce to Dalmine | 1,130.72 mi (1,819.72 km) |
| Duzce to Deruta | 972.83 mi (1,565.63 km) |
| Duzce to Desenzano del Garda | 1,084.04 mi (1,744.59 km) |
| Duzce to Desio | 1,148.64 mi (1,848.56 km) |
| Duzce to Dolianova | 1,162.49 mi (1,870.84 km) |
| Duzce to Dolo | 1,010.13 mi (1,625.64 km) |
| Duzce to Domodossola | 1,198.11 mi (1,928.17 km) |
| Duzce to Dorgali | 1,130.09 mi (1,818.70 km) |
| Duzce to Dueville | 1,037.89 mi (1,670.33 km) |
| Duzce to Eboli | 842.03 mi (1,355.12 km) |
| Duzce to Elmas | 1,171.15 mi (1,884.79 km) |
| Duzce to Empoli | 1,049.22 mi (1,688.55 km) |
| Duzce to Enna | 930.22 mi (1,497.04 km) |
| Duzce to Eraclea | 983.63 mi (1,583.00 km) |
