| Portet-sur-Garonne to Cabestany | 96.89 mi (155.93 km) |
| Portet-sur-Garonne to Cabries | 199.27 mi (320.70 km) |
| Portet-sur-Garonne to Cachan | 366.80 mi (590.31 km) |
| Portet-sur-Garonne to Caen | 399.98 mi (643.70 km) |
| Portet-sur-Garonne to Cagnes-sur-Mer | 287.49 mi (462.67 km) |
| Portet-sur-Garonne to Cahors | 63.98 mi (102.96 km) |
| Portet-sur-Garonne to Calais | 513.53 mi (826.45 km) |
| Portet-sur-Garonne to Caluire-et-Cuire | 230.77 mi (371.39 km) |
| Portet-sur-Garonne to Cambrai | 467.82 mi (752.88 km) |
| Portet-sur-Garonne to Canet-en-Roussillon | 98.50 mi (158.52 km) |
| Portet-sur-Garonne to Cannes | 280.78 mi (451.88 km) |
| Portet-sur-Garonne to Canteleu | 410.04 mi (659.90 km) |
| Portet-sur-Garonne to Capbreton | 142.29 mi (229.00 km) |
| Portet-sur-Garonne to Carcassonne | 52.08 mi (83.81 km) |
| Portet-sur-Garonne to Carmaux | 52.29 mi (84.15 km) |
