| Sumner to Solofra | 5,807.72 mi (9,346.62 km) |
| Sumner to Somma Lombardo | 5,363.62 mi (8,631.91 km) |
| Sumner to Somma Vesuviana | 5,795.24 mi (9,326.54 km) |
| Sumner to Sommacampagna | 5,434.04 mi (8,745.24 km) |
| Sumner to Sona | 5,431.65 mi (8,741.39 km) |
| Sumner to Sondrio | 5,364.20 mi (8,632.85 km) |
| Sumner to Sora | 5,723.71 mi (9,211.43 km) |
| Sumner to Sorbolo | 5,457.08 mi (8,782.32 km) |
| Sumner to Soresina | 5,416.18 mi (8,716.50 km) |
| Sumner to Sorisole | 5,384.47 mi (8,665.47 km) |
| Sumner to Sorrento | 5,808.62 mi (9,348.07 km) |
| Sumner to Sorso | 5,648.25 mi (9,089.98 km) |
| Sumner to Sortino | 6,036.81 mi (9,715.31 km) |
| Sumner to Soverato Marina | 5,981.10 mi (9,625.65 km) |
| Sumner to Sovicille | 5,569.99 mi (8,964.03 km) |
