| Mercer Island to Sentrupert | 5,477.84 mi (8,815.74 km) |
| Mercer Island to Sevnica | 5,480.65 mi (8,820.25 km) |
| Mercer Island to Sezana | 5,466.88 mi (8,798.09 km) |
| Mercer Island to Skocjan | 5,486.63 mi (8,829.88 km) |
| Mercer Island to Skofja Loka | 5,448.54 mi (8,768.57 km) |
| Mercer Island to Skofljica | 5,465.90 mi (8,796.51 km) |
| Mercer Island to Slovenj Gradec | 5,445.06 mi (8,762.97 km) |
| Mercer Island to Slovenska Bistrica | 5,463.30 mi (8,792.32 km) |
| Mercer Island to Slovenske Konjice | 5,463.14 mi (8,792.07 km) |
| Mercer Island to Smarje | 5,471.99 mi (8,806.31 km) |
| Mercer Island to Smarjeske Toplice | 5,487.80 mi (8,831.77 km) |
| Mercer Island to Smartno | 5,468.29 mi (8,800.37 km) |
| Mercer Island to Smartno | 5,455.00 mi (8,778.98 km) |
| Mercer Island to Sodrazica | 5,480.80 mi (8,820.49 km) |
| Mercer Island to Solcava | 5,441.88 mi (8,757.86 km) |
