| Pontoise to Somma Lombardo | 386.42 mi (621.89 km) |
| Pontoise to Somma Vesuviana | 824.54 mi (1,326.97 km) |
| Pontoise to Sommacampagna | 481.38 mi (774.70 km) |
| Pontoise to Sona | 479.40 mi (771.52 km) |
| Pontoise to Sondrio | 412.73 mi (664.23 km) |
| Pontoise to Sora | 752.87 mi (1,211.63 km) |
| Pontoise to Sorbolo | 488.84 mi (786.71 km) |
| Pontoise to Soresina | 447.27 mi (719.82 km) |
| Pontoise to Sorisole | 420.75 mi (677.14 km) |
| Pontoise to Sorrento | 834.85 mi (1,343.55 km) |
| Pontoise to Sorso | 651.76 mi (1,048.90 km) |
| Pontoise to Sortino | 1,045.66 mi (1,682.83 km) |
| Pontoise to Soverato Marina | 1,012.18 mi (1,628.95 km) |
| Pontoise to Sovicille | 590.66 mi (950.57 km) |
| Pontoise to Spello | 656.73 mi (1,056.90 km) |
