| Pottstown to Sesimbra | 3,470.79 mi (5,585.69 km) |
| Pottstown to Setubal | 3,478.69 mi (5,598.41 km) |
| Pottstown to Sever do Vouga | 3,443.12 mi (5,541.17 km) |
| Pottstown to Silves | 3,540.12 mi (5,697.27 km) |
| Pottstown to Sines | 3,496.46 mi (5,627.01 km) |
| Pottstown to Sintra | 3,446.51 mi (5,546.62 km) |
| Pottstown to Sobrado de Paiva | 3,439.91 mi (5,536.00 km) |
| Pottstown to Sobral de Monte Agraco | 3,451.98 mi (5,555.43 km) |
| Pottstown to Soure | 3,448.74 mi (5,550.22 km) |
| Pottstown to Tabua | 3,469.53 mi (5,583.68 km) |
| Pottstown to Tavira | 3,581.37 mi (5,763.66 km) |
| Pottstown to Tomar | 3,471.69 mi (5,587.15 km) |
| Pottstown to Tondela | 3,462.66 mi (5,572.61 km) |
| Pottstown to Torre de Moncorvo | 3,489.79 mi (5,616.28 km) |
| Pottstown to Torres Novas | 3,469.72 mi (5,583.98 km) |
