| Forest Park to Sesimbra | 3,930.84 mi (6,326.07 km) |
| Forest Park to Setubal | 3,938.35 mi (6,338.17 km) |
| Forest Park to Sever do Vouga | 3,896.40 mi (6,270.65 km) |
| Forest Park to Silves | 4,002.47 mi (6,441.35 km) |
| Forest Park to Sines | 3,957.46 mi (6,368.91 km) |
| Forest Park to Sintra | 3,905.95 mi (6,286.02 km) |
| Forest Park to Sobrado de Paiva | 3,892.20 mi (6,263.90 km) |
| Forest Park to Sobral de Monte Agraco | 3,910.66 mi (6,293.60 km) |
| Forest Park to Soure | 3,904.21 mi (6,283.22 km) |
| Forest Park to Tabua | 3,923.55 mi (6,314.34 km) |
| Forest Park to Tavira | 4,043.18 mi (6,506.87 km) |
| Forest Park to Tomar | 3,928.18 mi (6,321.79 km) |
| Forest Park to Tondela | 3,916.28 mi (6,302.64 km) |
| Forest Park to Torre de Moncorvo | 3,940.43 mi (6,341.51 km) |
| Forest Park to Torres Novas | 3,926.67 mi (6,319.36 km) |
