| Ludlow to Sestu | 1,063.99 mi (1,712.33 km) |
| Ludlow to Settimo Torinese | 690.04 mi (1,110.52 km) |
| Ludlow to Seveso | 708.78 mi (1,140.67 km) |
| Ludlow to Sezze | 1,053.19 mi (1,694.94 km) |
| Ludlow to Siano | 1,144.26 mi (1,841.51 km) |
| Ludlow to Siena | 900.08 mi (1,448.54 km) |
| Ludlow to Signa | 868.36 mi (1,397.49 km) |
| Ludlow to Silea | 820.99 mi (1,321.25 km) |
| Ludlow to Silvi Paese | 1,034.08 mi (1,664.19 km) |
| Ludlow to Sinalunga | 918.70 mi (1,478.51 km) |
| Ludlow to Siniscola | 1,003.46 mi (1,614.91 km) |
| Ludlow to Sinnai | 1,066.61 mi (1,716.54 km) |
| Ludlow to Siracusa | 1,370.12 mi (2,204.99 km) |
| Ludlow to Solaro | 708.36 mi (1,139.99 km) |
| Ludlow to Soliera | 814.48 mi (1,310.79 km) |
