| Mastic Beach to Solofra | 4,370.22 mi (7,033.18 km) |
| Mastic Beach to Somma Lombardo | 3,936.28 mi (6,334.84 km) |
| Mastic Beach to Somma Vesuviana | 4,350.47 mi (7,001.40 km) |
| Mastic Beach to Sommacampagna | 4,037.71 mi (6,498.07 km) |
| Mastic Beach to Sona | 4,035.92 mi (6,495.18 km) |
| Mastic Beach to Sondrio | 3,971.28 mi (6,391.16 km) |
| Mastic Beach to Sora | 4,283.69 mi (6,893.94 km) |
| Mastic Beach to Sorbolo | 4,038.38 mi (6,499.15 km) |
| Mastic Beach to Soresina | 3,998.67 mi (6,435.23 km) |
| Mastic Beach to Sorisole | 3,975.74 mi (6,398.33 km) |
| Mastic Beach to Sorrento | 4,356.59 mi (7,011.25 km) |
| Mastic Beach to Sorso | 4,089.37 mi (6,581.21 km) |
| Mastic Beach to Sortino | 4,515.93 mi (7,267.69 km) |
| Mastic Beach to Soverato Marina | 4,526.68 mi (7,284.99 km) |
| Mastic Beach to Sovicille | 4,124.33 mi (6,637.47 km) |
