| Ridge to Sesimbra | 3,319.04 mi (5,341.49 km) |
| Ridge to Setubal | 3,326.97 mi (5,354.23 km) |
| Ridge to Sever do Vouga | 3,291.97 mi (5,297.91 km) |
| Ridge to Silves | 3,388.26 mi (5,452.88 km) |
| Ridge to Sines | 3,344.67 mi (5,382.72 km) |
| Ridge to Sintra | 3,294.80 mi (5,302.47 km) |
| Ridge to Sobrado de Paiva | 3,288.87 mi (5,292.92 km) |
| Ridge to Sobral de Monte Agraco | 3,300.33 mi (5,311.36 km) |
| Ridge to Soure | 3,297.36 mi (5,306.59 km) |
| Ridge to Tabua | 3,318.30 mi (5,340.28 km) |
| Ridge to Tavira | 3,429.54 mi (5,519.31 km) |
| Ridge to Tomar | 3,320.22 mi (5,343.37 km) |
| Ridge to Tondela | 3,311.46 mi (5,329.28 km) |
| Ridge to Torre de Moncorvo | 3,338.94 mi (5,373.50 km) |
| Ridge to Torres Novas | 3,318.20 mi (5,340.13 km) |
