| Big Spring to Sestu | 5,790.49 mi (9,318.90 km) |
| Big Spring to Settimo Torinese | 5,496.32 mi (8,845.47 km) |
| Big Spring to Seveso | 5,529.29 mi (8,898.53 km) |
| Big Spring to Sezze | 5,860.43 mi (9,431.44 km) |
| Big Spring to Siano | 5,956.29 mi (9,585.72 km) |
| Big Spring to Siena | 5,712.72 mi (9,193.73 km) |
| Big Spring to Signa | 5,683.78 mi (9,147.16 km) |
| Big Spring to Silea | 5,649.83 mi (9,092.53 km) |
| Big Spring to Silvi Paese | 5,855.54 mi (9,423.57 km) |
| Big Spring to Sinalunga | 5,732.93 mi (9,226.27 km) |
| Big Spring to Siniscola | 5,762.56 mi (9,273.94 km) |
| Big Spring to Sinnai | 5,795.10 mi (9,326.31 km) |
| Big Spring to Siracusa | 6,148.72 mi (9,895.40 km) |
| Big Spring to Solaro | 5,528.38 mi (8,897.07 km) |
| Big Spring to Soliera | 5,636.42 mi (9,070.94 km) |
