| Ianca to Sestu | 1,020.45 mi (1,642.26 km) |
| Ianca to Settimo Torinese | 958.21 mi (1,542.09 km) |
| Ianca to Seveso | 888.54 mi (1,429.96 km) |
| Ianca to Sezze | 765.32 mi (1,231.67 km) |
| Ianca to Siano | 711.04 mi (1,144.31 km) |
| Ianca to Siena | 807.67 mi (1,299.82 km) |
| Ianca to Signa | 811.49 mi (1,305.97 km) |
| Ianca to Silea | 736.18 mi (1,184.78 km) |
| Ianca to Silvi Paese | 688.31 mi (1,107.73 km) |
| Ianca to Sinalunga | 789.91 mi (1,271.24 km) |
| Ianca to Siniscola | 951.65 mi (1,531.53 km) |
| Ianca to Sinnai | 1,015.16 mi (1,633.73 km) |
| Ianca to Siracusa | 842.82 mi (1,356.39 km) |
| Ianca to Solaro | 891.26 mi (1,434.35 km) |
| Ianca to Soliera | 808.53 mi (1,301.20 km) |
