| Alcantarilla to Sestu | 563.15 mi (906.31 km) |
| Alcantarilla to Settimo Torinese | 677.55 mi (1,090.42 km) |
| Alcantarilla to Seveso | 750.40 mi (1,207.65 km) |
| Alcantarilla to Sezze | 795.61 mi (1,280.41 km) |
| Alcantarilla to Siano | 870.16 mi (1,400.39 km) |
| Alcantarilla to Siena | 752.96 mi (1,211.77 km) |
| Alcantarilla to Signa | 756.91 mi (1,218.13 km) |
| Alcantarilla to Silea | 872.95 mi (1,404.87 km) |
| Alcantarilla to Silvi Paese | 866.20 mi (1,394.02 km) |
| Alcantarilla to Sinalunga | 768.46 mi (1,236.72 km) |
| Alcantarilla to Siniscola | 609.92 mi (981.56 km) |
| Alcantarilla to Sinnai | 569.09 mi (915.87 km) |
| Alcantarilla to Siracusa | 905.00 mi (1,456.45 km) |
| Alcantarilla to Solaro | 747.16 mi (1,202.44 km) |
| Alcantarilla to Soliera | 782.55 mi (1,259.39 km) |
