| Somero to Settimo Torinese | 1,248.98 mi (2,010.04 km) |
| Somero to Seveso | 1,189.04 mi (1,913.57 km) |
| Somero to Sezze | 1,393.69 mi (2,242.93 km) |
| Somero to Siano | 1,420.54 mi (2,286.14 km) |
| Somero to Siena | 1,299.01 mi (2,090.56 km) |
| Somero to Signa | 1,272.45 mi (2,047.81 km) |
| Somero to Silea | 1,130.93 mi (1,820.05 km) |
| Somero to Silvi Paese | 1,309.89 mi (2,108.07 km) |
| Somero to Sinalunga | 1,299.29 mi (2,091.00 km) |
| Somero to Siniscola | 1,505.48 mi (2,422.84 km) |
| Somero to Sinnai | 1,597.11 mi (2,570.31 km) |
| Somero to Siracusa | 1,667.57 mi (2,683.69 km) |
| Somero to Solaro | 1,191.89 mi (1,918.16 km) |
| Somero to Soliera | 1,213.49 mi (1,952.92 km) |
| Somero to Solofra | 1,416.73 mi (2,280.01 km) |
