| Hopatcong to Solofra | 4,443.53 mi (7,151.18 km) |
| Hopatcong to Somma Lombardo | 4,007.10 mi (6,448.80 km) |
| Hopatcong to Somma Vesuviana | 4,423.95 mi (7,119.65 km) |
| Hopatcong to Sommacampagna | 4,107.92 mi (6,611.05 km) |
| Hopatcong to Sona | 4,106.09 mi (6,608.11 km) |
| Hopatcong to Sondrio | 4,041.01 mi (6,503.37 km) |
| Hopatcong to Sora | 4,356.70 mi (7,011.43 km) |
| Hopatcong to Sorbolo | 4,109.41 mi (6,613.46 km) |
| Hopatcong to Soresina | 4,069.45 mi (6,549.14 km) |
| Hopatcong to Sorisole | 4,046.07 mi (6,511.52 km) |
| Hopatcong to Sorrento | 4,430.35 mi (7,129.95 km) |
| Hopatcong to Sorso | 4,165.66 mi (6,703.98 km) |
| Hopatcong to Sortino | 4,592.70 mi (7,391.24 km) |
| Hopatcong to Soverato Marina | 4,601.27 mi (7,405.04 km) |
| Hopatcong to Sovicille | 4,196.78 mi (6,754.06 km) |
