| Grenzach-Wyhlen to Santiago do Cacem | 1,055.62 mi (1,698.86 km) |
| Grenzach-Wyhlen to Santo Andre | 1,056.00 mi (1,699.47 km) |
| Grenzach-Wyhlen to Santo Tirso | 901.62 mi (1,451.02 km) |
| Grenzach-Wyhlen to Sao Bras de Alportel | 1,067.03 mi (1,717.22 km) |
| Grenzach-Wyhlen to Sao Felix da Marinha | 919.99 mi (1,480.59 km) |
| Grenzach-Wyhlen to Sao Joao da Madeira | 919.70 mi (1,480.11 km) |
| Grenzach-Wyhlen to Sao Joao de Ver | 920.08 mi (1,480.73 km) |
| Grenzach-Wyhlen to Sao Mamede de Infesta | 912.51 mi (1,468.55 km) |
| Grenzach-Wyhlen to Sao Pedro do Sul | 907.78 mi (1,460.93 km) |
| Grenzach-Wyhlen to Satao | 894.46 mi (1,439.50 km) |
| Grenzach-Wyhlen to Seia | 906.26 mi (1,458.48 km) |
| Grenzach-Wyhlen to Senhora da Hora | 915.25 mi (1,472.95 km) |
| Grenzach-Wyhlen to Serpa | 1,016.51 mi (1,635.92 km) |
| Grenzach-Wyhlen to Serta | 949.55 mi (1,528.15 km) |
| Grenzach-Wyhlen to Sesimbra | 1,051.37 mi (1,692.02 km) |
