| Mercer Island to Sycow | 5,205.06 mi (8,376.74 km) |
| Mercer Island to Szamotuly | 5,103.60 mi (8,213.45 km) |
| Mercer Island to Szczecin | 5,012.89 mi (8,067.47 km) |
| Mercer Island to Szczecinek | 5,037.14 mi (8,106.49 km) |
| Mercer Island to Szczytno | 5,124.30 mi (8,246.76 km) |
| Mercer Island to Szprotawa | 5,145.94 mi (8,281.59 km) |
| Mercer Island to Sztum | 5,067.87 mi (8,155.95 km) |
| Mercer Island to Szubin | 5,100.27 mi (8,208.09 km) |
| Mercer Island to Szydlowiec | 5,268.36 mi (8,478.61 km) |
| Mercer Island to Tarnobrzeg | 5,324.25 mi (8,568.55 km) |
| Mercer Island to Tarnow | 5,347.61 mi (8,606.14 km) |
| Mercer Island to Tarnowskie Gory | 5,280.58 mi (8,498.27 km) |
| Mercer Island to Tczew | 5,053.35 mi (8,132.59 km) |
| Mercer Island to Tomaszow Lubelski | 5,363.07 mi (8,631.02 km) |
| Mercer Island to Tomaszow Mazowiecki | 5,235.45 mi (8,425.65 km) |
