| Richardson to Sesimbra | 4,735.99 mi (7,621.84 km) |
| Richardson to Setubal | 4,743.65 mi (7,634.16 km) |
| Richardson to Sever do Vouga | 4,703.01 mi (7,568.76 km) |
| Richardson to Silves | 4,806.62 mi (7,735.51 km) |
| Richardson to Sines | 4,762.24 mi (7,664.08 km) |
| Richardson to Sintra | 4,711.32 mi (7,582.13 km) |
| Richardson to Sobrado de Paiva | 4,698.88 mi (7,562.12 km) |
| Richardson to Sobral de Monte Agraco | 4,716.27 mi (7,590.11 km) |
| Richardson to Soure | 4,710.56 mi (7,580.91 km) |
| Richardson to Tabua | 4,730.09 mi (7,612.34 km) |
| Richardson to Tavira | 4,847.61 mi (7,801.47 km) |
| Richardson to Tomar | 4,734.34 mi (7,619.18 km) |
| Richardson to Tondela | 4,722.86 mi (7,600.70 km) |
| Richardson to Torre de Moncorvo | 4,747.16 mi (7,639.82 km) |
| Richardson to Torres Novas | 4,732.73 mi (7,616.59 km) |
