| Portes-les-Valence to Caltanissetta | 697.96 mi (1,123.26 km) |
| Portes-les-Valence to Calvisano | 268.66 mi (432.37 km) |
| Portes-les-Valence to Calvizzano | 544.80 mi (876.78 km) |
| Portes-les-Valence to Camaiore | 275.43 mi (443.26 km) |
| Portes-les-Valence to Cameri | 188.78 mi (303.80 km) |
| Portes-les-Valence to Camisano Vicentino | 335.90 mi (540.58 km) |
| Portes-les-Valence to Campagna | 593.81 mi (955.64 km) |
| Portes-les-Valence to Campagnano di Roma | 420.93 mi (677.42 km) |
| Portes-les-Valence to Campi Bisenzio | 317.58 mi (511.09 km) |
| Portes-les-Valence to Campi Salentina | 734.80 mi (1,182.55 km) |
| Portes-les-Valence to Campiglia Marittima | 311.45 mi (501.23 km) |
| Portes-les-Valence to Campobasso | 542.83 mi (873.60 km) |
| Portes-les-Valence to Campobello di Licata | 705.67 mi (1,135.67 km) |
| Portes-les-Valence to Campobello di Mazara | 645.49 mi (1,038.82 km) |
| Portes-les-Valence to Campodarsego | 345.45 mi (555.95 km) |
