| Echelon to Sierpc | 4,266.66 mi (6,866.53 km) |
| Echelon to Skarzysko-Kamienna | 4,374.41 mi (7,039.93 km) |
| Echelon to Skawina | 4,374.27 mi (7,039.71 km) |
| Echelon to Skierniewice | 4,316.01 mi (6,945.95 km) |
| Echelon to Skoczow | 4,340.80 mi (6,985.84 km) |
| Echelon to Skwierzyna | 4,122.74 mi (6,634.91 km) |
| Echelon to Slawno | 4,110.38 mi (6,615.02 km) |
| Echelon to Slubice | 4,095.57 mi (6,591.18 km) |
| Echelon to Slupca | 4,220.46 mi (6,792.17 km) |
| Echelon to Slupsk | 4,119.67 mi (6,629.97 km) |
| Echelon to Sochaczew | 4,309.74 mi (6,935.86 km) |
| Echelon to Sokolka | 4,384.83 mi (7,056.70 km) |
| Echelon to Sokolow Podlaski | 4,376.87 mi (7,043.89 km) |
| Echelon to Solec Kujawski | 4,207.87 mi (6,771.92 km) |
| Echelon to Sopot | 4,174.84 mi (6,718.76 km) |
