| Portet-sur-Garonne to Selvazzano Dentro | 527.31 mi (848.62 km) |
| Portet-sur-Garonne to Senago | 406.04 mi (653.45 km) |
| Portet-sur-Garonne to Senigallia | 590.50 mi (950.32 km) |
| Portet-sur-Garonne to Seravezza | 441.51 mi (710.55 km) |
| Portet-sur-Garonne to Seregno | 410.53 mi (660.68 km) |
| Portet-sur-Garonne to Seriate | 435.08 mi (700.19 km) |
| Portet-sur-Garonne to Sermoneta | 604.41 mi (972.70 km) |
| Portet-sur-Garonne to Serramanna | 480.92 mi (773.97 km) |
| Portet-sur-Garonne to Serravalle Pistoiese | 471.29 mi (758.47 km) |
| Portet-sur-Garonne to Sessa Aurunca | 657.95 mi (1,058.87 km) |
| Portet-sur-Garonne to Sesto Calende | 386.65 mi (622.25 km) |
| Portet-sur-Garonne to Sesto Fiorentino | 489.60 mi (787.93 km) |
| Portet-sur-Garonne to Sesto San Giovanni | 409.62 mi (659.22 km) |
| Portet-sur-Garonne to Sestri Levante | 400.87 mi (645.13 km) |
| Portet-sur-Garonne to Sestu | 493.34 mi (793.96 km) |
