| Somerville to Sierpc | 3,999.44 mi (6,436.48 km) |
| Somerville to Skarzysko-Kamienna | 4,106.74 mi (6,609.16 km) |
| Somerville to Skawina | 4,106.26 mi (6,608.38 km) |
| Somerville to Skierniewice | 4,048.52 mi (6,515.46 km) |
| Somerville to Skoczow | 4,072.70 mi (6,554.38 km) |
| Somerville to Skwierzyna | 3,854.97 mi (6,203.97 km) |
| Somerville to Slawno | 3,843.39 mi (6,185.33 km) |
| Somerville to Slubice | 3,827.66 mi (6,160.03 km) |
| Somerville to Slupca | 3,952.82 mi (6,361.44 km) |
| Somerville to Slupsk | 3,852.78 mi (6,200.45 km) |
| Somerville to Sochaczew | 4,042.35 mi (6,505.54 km) |
| Somerville to Sokolka | 4,118.48 mi (6,628.06 km) |
| Somerville to Sokolow Podlaski | 4,109.83 mi (6,614.13 km) |
| Somerville to Solec Kujawski | 3,940.54 mi (6,341.69 km) |
| Somerville to Sopot | 3,908.18 mi (6,289.60 km) |
