| Grays to Sestu | 941.01 mi (1,514.42 km) |
| Grays to Settimo Torinese | 555.11 mi (893.36 km) |
| Grays to Seveso | 568.95 mi (915.63 km) |
| Grays to Sezze | 915.05 mi (1,472.63 km) |
| Grays to Siano | 1,004.78 mi (1,617.04 km) |
| Grays to Siena | 761.51 mi (1,225.53 km) |
| Grays to Signa | 729.23 mi (1,173.59 km) |
| Grays to Silea | 677.68 mi (1,090.62 km) |
| Grays to Silvi Paese | 892.87 mi (1,436.94 km) |
| Grays to Sinalunga | 779.63 mi (1,254.70 km) |
| Grays to Siniscola | 875.42 mi (1,408.85 km) |
| Grays to Sinnai | 943.22 mi (1,517.97 km) |
| Grays to Siracusa | 1,235.16 mi (1,987.80 km) |
| Grays to Solaro | 568.70 mi (915.23 km) |
| Grays to Soliera | 673.73 mi (1,084.26 km) |
