| Upper Montclair to Solofra | 4,427.55 mi (7,125.46 km) |
| Upper Montclair to Somma Lombardo | 3,991.87 mi (6,424.30 km) |
| Upper Montclair to Somma Vesuviana | 4,407.91 mi (7,093.85 km) |
| Upper Montclair to Sommacampagna | 4,092.88 mi (6,586.86 km) |
| Upper Montclair to Sona | 4,091.07 mi (6,583.94 km) |
| Upper Montclair to Sondrio | 4,026.12 mi (6,479.41 km) |
| Upper Montclair to Sora | 4,340.81 mi (6,985.86 km) |
| Upper Montclair to Sorbolo | 4,094.13 mi (6,588.86 km) |
| Upper Montclair to Soresina | 4,054.24 mi (6,524.66 km) |
| Upper Montclair to Sorisole | 4,031.00 mi (6,487.26 km) |
| Upper Montclair to Sorrento | 4,414.23 mi (7,104.01 km) |
| Upper Montclair to Sorso | 4,148.73 mi (6,676.74 km) |
| Upper Montclair to Sortino | 4,575.64 mi (7,363.78 km) |
| Upper Montclair to Soverato Marina | 4,584.90 mi (7,378.68 km) |
| Upper Montclair to Sovicille | 4,181.06 mi (6,728.76 km) |
