| Sierre to Selargius | 493.77 mi (794.64 km) |
| Sierre to Selvazzano Dentro | 214.12 mi (344.59 km) |
| Sierre to Senago | 91.44 mi (147.16 km) |
| Sierre to Senigallia | 330.14 mi (531.30 km) |
| Sierre to Seravezza | 206.28 mi (331.98 km) |
| Sierre to Seregno | 91.77 mi (147.69 km) |
| Sierre to Seriate | 113.15 mi (182.09 km) |
| Sierre to Sermoneta | 425.54 mi (684.84 km) |
| Sierre to Serramanna | 480.32 mi (773.00 km) |
| Sierre to Serravalle Pistoiese | 231.05 mi (371.83 km) |
| Sierre to Sessa Aurunca | 473.53 mi (762.07 km) |
| Sierre to Sesto Calende | 65.72 mi (105.76 km) |
| Sierre to Sesto Fiorentino | 247.06 mi (397.61 km) |
| Sierre to Sesto San Giovanni | 97.38 mi (156.72 km) |
| Sierre to Sestri Levante | 166.67 mi (268.23 km) |
