| Longwy to Somma Lombardo | 298.30 mi (480.06 km) |
| Longwy to Somma Vesuviana | 730.67 mi (1,175.90 km) |
| Longwy to Sommacampagna | 370.70 mi (596.58 km) |
| Longwy to Sona | 368.38 mi (592.86 km) |
| Longwy to Sondrio | 299.72 mi (482.35 km) |
| Longwy to Sora | 658.61 mi (1,059.93 km) |
| Longwy to Sorbolo | 390.63 mi (628.66 km) |
| Longwy to Soresina | 349.52 mi (562.49 km) |
| Longwy to Sorisole | 318.02 mi (511.80 km) |
| Longwy to Sorrento | 743.29 mi (1,196.20 km) |
| Longwy to Sorso | 617.90 mi (994.41 km) |
| Longwy to Sortino | 970.70 mi (1,562.19 km) |
| Longwy to Soverato Marina | 918.42 mi (1,478.05 km) |
| Longwy to Sovicille | 503.34 mi (810.04 km) |
| Longwy to Spello | 558.63 mi (899.04 km) |
