| Marinha Grande to Solofra | 1,251.81 mi (2,014.59 km) |
| Marinha Grande to Somma Lombardo | 981.77 mi (1,580.00 km) |
| Marinha Grande to Somma Vesuviana | 1,230.08 mi (1,979.61 km) |
| Marinha Grande to Sommacampagna | 1,076.13 mi (1,731.86 km) |
| Marinha Grande to Sona | 1,075.91 mi (1,731.51 km) |
| Marinha Grande to Sondrio | 1,045.72 mi (1,682.93 km) |
| Marinha Grande to Sora | 1,184.98 mi (1,907.04 km) |
| Marinha Grande to Sorbolo | 1,048.14 mi (1,686.82 km) |
| Marinha Grande to Soresina | 1,027.50 mi (1,653.59 km) |
| Marinha Grande to Sorisole | 1,026.85 mi (1,652.55 km) |
| Marinha Grande to Sorrento | 1,228.08 mi (1,976.40 km) |
| Marinha Grande to Sorso | 924.37 mi (1,487.62 km) |
| Marinha Grande to Sortino | 1,304.95 mi (2,100.11 km) |
| Marinha Grande to Soverato Marina | 1,361.53 mi (2,191.18 km) |
| Marinha Grande to Sovicille | 1,068.63 mi (1,719.80 km) |
