| Martinsicuro to Somma Lombardo | 322.39 mi (518.84 km) |
| Martinsicuro to Somma Vesuviana | 141.49 mi (227.70 km) |
| Martinsicuro to Sommacampagna | 230.96 mi (371.69 km) |
| Martinsicuro to Sona | 233.21 mi (375.31 km) |
| Martinsicuro to Sondrio | 302.07 mi (486.13 km) |
| Martinsicuro to Sora | 82.05 mi (132.05 km) |
| Martinsicuro to Sorbolo | 219.61 mi (353.42 km) |
| Martinsicuro to Soresina | 261.03 mi (420.09 km) |
| Martinsicuro to Sorisole | 288.46 mi (464.24 km) |
| Martinsicuro to Sorrento | 157.61 mi (253.65 km) |
| Martinsicuro to Sorso | 310.23 mi (499.27 km) |
| Martinsicuro to Sortino | 399.36 mi (642.71 km) |
| Martinsicuro to Soverato Marina | 321.19 mi (516.90 km) |
| Martinsicuro to Sovicille | 138.20 mi (222.41 km) |
| Martinsicuro to Spello | 63.37 mi (101.99 km) |
