| Radford to Sesimbra | 3,798.97 mi (6,113.85 km) |
| Radford to Setubal | 3,807.16 mi (6,127.02 km) |
| Radford to Sever do Vouga | 3,775.79 mi (6,076.54 km) |
| Radford to Silves | 3,866.27 mi (6,222.16 km) |
| Radford to Sines | 3,823.85 mi (6,153.88 km) |
| Radford to Sintra | 3,775.18 mi (6,075.57 km) |
| Radford to Sobrado de Paiva | 3,773.10 mi (6,072.21 km) |
| Radford to Sobral de Monte Agraco | 3,781.22 mi (6,085.28 km) |
| Radford to Soure | 3,780.13 mi (6,083.53 km) |
| Radford to Tabua | 3,801.76 mi (6,118.34 km) |
| Radford to Tavira | 3,907.97 mi (6,289.26 km) |
| Radford to Tomar | 3,802.42 mi (6,119.41 km) |
| Radford to Tondela | 3,795.11 mi (6,107.64 km) |
| Radford to Torre de Moncorvo | 3,823.77 mi (6,153.76 km) |
| Radford to Torres Novas | 3,800.15 mi (6,115.74 km) |
