| Duzce to Caltagirone | 925.74 mi (1,489.83 km) |
| Duzce to Caltanissetta | 942.93 mi (1,517.50 km) |
| Duzce to Calvisano | 1,091.72 mi (1,756.95 km) |
| Duzce to Calvizzano | 885.51 mi (1,425.10 km) |
| Duzce to Camaiore | 1,082.59 mi (1,742.26 km) |
| Duzce to Cameri | 1,174.59 mi (1,890.32 km) |
| Duzce to Camisano Vicentino | 1,028.39 mi (1,655.03 km) |
| Duzce to Campagna | 839.39 mi (1,350.87 km) |
| Duzce to Campagnano di Roma | 973.86 mi (1,567.28 km) |
| Duzce to Campi Bisenzio | 1,040.60 mi (1,674.69 km) |
| Duzce to Campi Salentina | 689.23 mi (1,109.21 km) |
| Duzce to Campiglia Marittima | 1,063.89 mi (1,712.17 km) |
| Duzce to Campobasso | 857.45 mi (1,379.93 km) |
| Duzce to Campobello di Licata | 956.12 mi (1,538.73 km) |
| Duzce to Campobello di Mazara | 1,007.71 mi (1,621.75 km) |
