| Powell to Sesimbra | 3,835.73 mi (6,173.01 km) |
| Powell to Setubal | 3,843.17 mi (6,184.99 km) |
| Powell to Sever do Vouga | 3,800.26 mi (6,115.93 km) |
| Powell to Silves | 3,907.81 mi (6,289.00 km) |
| Powell to Sines | 3,862.53 mi (6,216.13 km) |
| Powell to Sintra | 3,810.74 mi (6,132.79 km) |
| Powell to Sobrado de Paiva | 3,795.95 mi (6,108.99 km) |
| Powell to Sobral de Monte Agraco | 3,815.31 mi (6,140.15 km) |
| Powell to Soure | 3,808.37 mi (6,128.97 km) |
| Powell to Tabua | 3,827.50 mi (6,159.76 km) |
| Powell to Tavira | 3,948.40 mi (6,354.34 km) |
| Powell to Tomar | 3,832.47 mi (6,167.77 km) |
| Powell to Tondela | 3,820.18 mi (6,147.98 km) |
| Powell to Torre de Moncorvo | 3,843.98 mi (6,186.29 km) |
| Powell to Torres Novas | 3,831.03 mi (6,165.45 km) |
