| Portet-sur-Garonne to Busto Garolfo | 393.93 mi (633.97 km) |
| Portet-sur-Garonne to Cabras | 443.08 mi (713.07 km) |
| Portet-sur-Garonne to Cadelbosco di Sopra | 463.61 mi (746.12 km) |
| Portet-sur-Garonne to Cadoneghe | 535.30 mi (861.48 km) |
| Portet-sur-Garonne to Cagli | 562.77 mi (905.68 km) |
| Portet-sur-Garonne to Cagliari | 497.26 mi (800.25 km) |
| Portet-sur-Garonne to Cairo Montenotte | 346.45 mi (557.56 km) |
| Portet-sur-Garonne to Caivano | 682.32 mi (1,098.08 km) |
| Portet-sur-Garonne to Calcinaia | 460.73 mi (741.48 km) |
| Portet-sur-Garonne to Calcinato | 463.44 mi (745.84 km) |
| Portet-sur-Garonne to Calderara di Reno | 494.70 mi (796.14 km) |
| Portet-sur-Garonne to Caldogno | 516.57 mi (831.34 km) |
| Portet-sur-Garonne to Calenzano | 487.91 mi (785.21 km) |
| Portet-sur-Garonne to Calolziocorte | 424.49 mi (683.15 km) |
| Portet-sur-Garonne to Caltagirone | 813.64 mi (1,309.43 km) |
