| Santa Monica to Solofra | 6,473.75 mi (10,418.50 km) |
| Santa Monica to Somma Lombardo | 6,018.73 mi (9,686.22 km) |
| Santa Monica to Somma Vesuviana | 6,458.51 mi (10,393.97 km) |
| Santa Monica to Sommacampagna | 6,101.35 mi (9,819.17 km) |
| Santa Monica to Sona | 6,099.07 mi (9,815.50 km) |
| Santa Monica to Sondrio | 6,030.25 mi (9,704.75 km) |
| Santa Monica to Sora | 6,386.33 mi (10,277.80 km) |
| Santa Monica to Sorbolo | 6,118.06 mi (9,846.06 km) |
| Santa Monica to Soresina | 6,076.19 mi (9,778.68 km) |
| Santa Monica to Sorisole | 6,046.22 mi (9,730.45 km) |
| Santa Monica to Sorrento | 6,469.92 mi (10,412.32 km) |
| Santa Monica to Sorso | 6,267.89 mi (10,087.19 km) |
| Santa Monica to Sortino | 6,681.51 mi (10,752.85 km) |
| Santa Monica to Soverato Marina | 6,646.83 mi (10,697.04 km) |
| Santa Monica to Sovicille | 6,225.91 mi (10,019.63 km) |
