| Portes-les-Valence to Campogalliano | 293.20 mi (471.86 km) |
| Portes-les-Valence to Campolongo Maggiore | 351.17 mi (565.15 km) |
| Portes-les-Valence to Camponogara | 352.15 mi (566.73 km) |
| Portes-les-Valence to Camposampiero | 346.66 mi (557.89 km) |
| Portes-les-Valence to Canegrate | 203.15 mi (326.93 km) |
| Portes-les-Valence to Canelli | 167.82 mi (270.08 km) |
| Portes-les-Valence to Canicatti | 697.10 mi (1,121.87 km) |
| Portes-les-Valence to Canosa di Puglia | 618.26 mi (994.99 km) |
| Portes-les-Valence to Cantu | 215.21 mi (346.34 km) |
| Portes-les-Valence to Caorle | 392.62 mi (631.86 km) |
| Portes-les-Valence to Capaci | 633.06 mi (1,018.80 km) |
| Portes-les-Valence to Capannori | 289.77 mi (466.35 km) |
| Portes-les-Valence to Capena | 427.73 mi (688.36 km) |
| Portes-les-Valence to Capo d'Orlando | 688.91 mi (1,108.69 km) |
| Portes-les-Valence to Capodrise | 544.32 mi (875.99 km) |
