| Barcelos to Solofra | 1,217.59 mi (1,959.52 km) |
| Barcelos to Somma Lombardo | 910.85 mi (1,465.88 km) |
| Barcelos to Somma Vesuviana | 1,195.85 mi (1,924.54 km) |
| Barcelos to Sommacampagna | 1,009.69 mi (1,624.94 km) |
| Barcelos to Sona | 1,009.23 mi (1,624.20 km) |
| Barcelos to Sondrio | 973.01 mi (1,565.90 km) |
| Barcelos to Sora | 1,145.33 mi (1,843.24 km) |
| Barcelos to Sorbolo | 985.21 mi (1,585.54 km) |
| Barcelos to Soresina | 960.84 mi (1,546.32 km) |
| Barcelos to Sorisole | 956.79 mi (1,539.81 km) |
| Barcelos to Sorrento | 1,195.57 mi (1,924.08 km) |
| Barcelos to Sorso | 894.34 mi (1,439.29 km) |
| Barcelos to Sortino | 1,294.56 mi (2,083.39 km) |
| Barcelos to Soverato Marina | 1,339.56 mi (2,155.81 km) |
| Barcelos to Sovicille | 1,017.68 mi (1,637.80 km) |
