| Somerset to Sierpc | 4,215.55 mi (6,784.28 km) |
| Somerset to Skarzysko-Kamienna | 4,323.59 mi (6,958.14 km) |
| Somerset to Skawina | 4,323.81 mi (6,958.50 km) |
| Somerset to Skierniewice | 4,265.06 mi (6,863.95 km) |
| Somerset to Skoczow | 4,290.48 mi (6,904.87 km) |
| Somerset to Skwierzyna | 4,072.01 mi (6,553.27 km) |
| Somerset to Slawno | 4,059.16 mi (6,532.59 km) |
| Somerset to Slubice | 4,044.97 mi (6,509.76 km) |
| Somerset to Slupca | 4,169.61 mi (6,710.34 km) |
| Somerset to Slupsk | 4,068.41 mi (6,547.47 km) |
| Somerset to Sochaczew | 4,258.73 mi (6,853.76 km) |
| Somerset to Sokolka | 4,333.35 mi (6,973.86 km) |
| Somerset to Sokolow Podlaski | 4,325.67 mi (6,961.49 km) |
| Somerset to Solec Kujawski | 4,156.82 mi (6,689.76 km) |
| Somerset to Sopot | 4,123.49 mi (6,636.11 km) |
