| Portet-sur-Garonne to Capoterra | 493.82 mi (794.72 km) |
| Portet-sur-Garonne to Capriolo | 444.12 mi (714.75 km) |
| Portet-sur-Garonne to Capua | 674.58 mi (1,085.63 km) |
| Portet-sur-Garonne to Capurso | 809.73 mi (1,303.13 km) |
| Portet-sur-Garonne to Carate Brianza | 412.36 mi (663.62 km) |
| Portet-sur-Garonne to Caravaggio | 427.97 mi (688.75 km) |
| Portet-sur-Garonne to Carbonera | 555.04 mi (893.25 km) |
| Portet-sur-Garonne to Carbonia | 475.91 mi (765.90 km) |
| Portet-sur-Garonne to Cardito | 682.32 mi (1,098.08 km) |
| Portet-sur-Garonne to Carignano | 324.68 mi (522.51 km) |
| Portet-sur-Garonne to Carini | 718.52 mi (1,156.34 km) |
| Portet-sur-Garonne to Carlentini | 834.27 mi (1,342.63 km) |
| Portet-sur-Garonne to Carmagnola | 325.75 mi (524.24 km) |
| Portet-sur-Garonne to Carmiano | 881.31 mi (1,418.33 km) |
| Portet-sur-Garonne to Carmignano | 480.48 mi (773.25 km) |
