| Middle River to Sycow | 4,326.74 mi (6,963.22 km) |
| Middle River to Szamotuly | 4,241.02 mi (6,825.27 km) |
| Middle River to Szczecin | 4,139.43 mi (6,661.77 km) |
| Middle River to Szczecinek | 4,208.28 mi (6,772.57 km) |
| Middle River to Szczytno | 4,366.88 mi (7,027.81 km) |
| Middle River to Szprotawa | 4,235.62 mi (6,816.57 km) |
| Middle River to Sztum | 4,285.64 mi (6,897.07 km) |
| Middle River to Szubin | 4,269.98 mi (6,871.86 km) |
| Middle River to Szydlowiec | 4,445.66 mi (7,154.60 km) |
| Middle River to Tarnobrzeg | 4,500.27 mi (7,242.48 km) |
| Middle River to Tarnow | 4,495.47 mi (7,234.76 km) |
| Middle River to Tarnowskie Gory | 4,399.60 mi (7,080.47 km) |
| Middle River to Tczew | 4,271.67 mi (6,874.59 km) |
| Middle River to Tomaszow Lubelski | 4,569.15 mi (7,353.33 km) |
| Middle River to Tomaszow Mazowiecki | 4,404.78 mi (7,088.81 km) |
