| Pottstown to Rury | 4,432.41 mi (7,133.28 km) |
| Pottstown to Rybnik | 4,327.24 mi (6,964.03 km) |
| Pottstown to Ryki | 4,396.55 mi (7,075.57 km) |
| Pottstown to Rypin | 4,255.56 mi (6,848.66 km) |
| Pottstown to Rzeszow | 4,458.79 mi (7,175.73 km) |
| Pottstown to Sandomierz | 4,425.15 mi (7,121.60 km) |
| Pottstown to Sanok | 4,485.18 mi (7,218.20 km) |
| Pottstown to Sedziszow Malopolski | 4,446.37 mi (7,155.74 km) |
| Pottstown to Sepolno Krajenskie | 4,173.45 mi (6,716.52 km) |
| Pottstown to Sidlice | 4,182.22 mi (6,730.63 km) |
| Pottstown to Siechnice | 4,241.02 mi (6,825.26 km) |
| Pottstown to Siedlce | 4,389.05 mi (7,063.49 km) |
| Pottstown to Siemianowice Slaskie | 4,336.89 mi (6,979.55 km) |
| Pottstown to Siemiatycze | 4,400.38 mi (7,081.72 km) |
| Pottstown to Sieradz | 4,281.21 mi (6,889.94 km) |
