| Huercal-Overa to Sestu | 611.54 mi (984.17 km) |
| Huercal-Overa to Settimo Torinese | 734.18 mi (1,181.55 km) |
| Huercal-Overa to Seveso | 807.11 mi (1,298.92 km) |
| Huercal-Overa to Sezze | 848.06 mi (1,364.81 km) |
| Huercal-Overa to Siano | 920.84 mi (1,481.94 km) |
| Huercal-Overa to Siena | 808.52 mi (1,301.19 km) |
| Huercal-Overa to Signa | 812.93 mi (1,308.28 km) |
| Huercal-Overa to Silea | 929.60 mi (1,496.04 km) |
| Huercal-Overa to Silvi Paese | 919.96 mi (1,480.53 km) |
| Huercal-Overa to Sinalunga | 823.80 mi (1,325.77 km) |
| Huercal-Overa to Siniscola | 661.79 mi (1,065.04 km) |
| Huercal-Overa to Sinnai | 617.45 mi (993.69 km) |
| Huercal-Overa to Siracusa | 946.35 mi (1,523.00 km) |
| Huercal-Overa to Solaro | 803.87 mi (1,293.71 km) |
| Huercal-Overa to Soliera | 839.11 mi (1,350.42 km) |
