| Castelletto sopra Ticino to Selvazzano Dentro | 154.13 mi (248.05 km) |
| Castelletto sopra Ticino to Senago | 25.85 mi (41.60 km) |
| Castelletto sopra Ticino to Senigallia | 264.21 mi (425.21 km) |
| Castelletto sopra Ticino to Seravezza | 142.15 mi (228.77 km) |
| Castelletto sopra Ticino to Seregno | 27.74 mi (44.64 km) |
| Castelletto sopra Ticino to Seriate | 52.38 mi (84.30 km) |
| Castelletto sopra Ticino to Sermoneta | 360.71 mi (580.51 km) |
| Castelletto sopra Ticino to Serramanna | 435.11 mi (700.25 km) |
| Castelletto sopra Ticino to Serravalle Pistoiese | 165.47 mi (266.30 km) |
| Castelletto sopra Ticino to Sessa Aurunca | 407.94 mi (656.52 km) |
| Castelletto sopra Ticino to Sesto Calende | 1.15 mi (1.85 km) |
| Castelletto sopra Ticino to Sesto Fiorentino | 181.04 mi (291.36 km) |
| Castelletto sopra Ticino to Sesto San Giovanni | 31.64 mi (50.92 km) |
| Castelletto sopra Ticino to Sestri Levante | 106.42 mi (171.26 km) |
| Castelletto sopra Ticino to Sestu | 444.00 mi (714.56 km) |
