| Biga to Selargius | 961.34 mi (1,547.13 km) |
| Biga to Selvazzano Dentro | 858.92 mi (1,382.30 km) |
| Biga to Senago | 985.59 mi (1,586.15 km) |
| Biga to Senigallia | 758.46 mi (1,220.62 km) |
| Biga to Seravezza | 907.99 mi (1,461.27 km) |
| Biga to Seregno | 983.74 mi (1,583.18 km) |
| Biga to Seriate | 960.44 mi (1,545.67 km) |
| Biga to Sermoneta | 749.49 mi (1,206.19 km) |
| Biga to Serramanna | 972.01 mi (1,564.30 km) |
| Biga to Serravalle Pistoiese | 877.38 mi (1,412.00 km) |
| Biga to Sessa Aurunca | 699.58 mi (1,125.87 km) |
| Biga to Sesto Calende | 1,011.63 mi (1,628.06 km) |
| Biga to Sesto Fiorentino | 858.56 mi (1,381.72 km) |
| Biga to Sesto San Giovanni | 980.00 mi (1,577.16 km) |
| Biga to Sestri Levante | 952.46 mi (1,532.83 km) |
