| Red Bluff to Sestu | 6,146.81 mi (9,892.34 km) |
| Red Bluff to Settimo Torinese | 5,779.37 mi (9,301.00 km) |
| Red Bluff to Seveso | 5,789.50 mi (9,317.29 km) |
| Red Bluff to Sezze | 6,136.72 mi (9,876.09 km) |
| Red Bluff to Siano | 6,222.44 mi (10,014.05 km) |
| Red Bluff to Siena | 5,983.14 mi (9,628.93 km) |
| Red Bluff to Signa | 5,949.99 mi (9,575.58 km) |
| Red Bluff to Silea | 5,874.58 mi (9,454.22 km) |
| Red Bluff to Silvi Paese | 6,104.01 mi (9,823.46 km) |
| Red Bluff to Sinalunga | 6,000.16 mi (9,656.33 km) |
| Red Bluff to Siniscola | 6,092.81 mi (9,805.43 km) |
| Red Bluff to Sinnai | 6,150.05 mi (9,897.54 km) |
| Red Bluff to Siracusa | 6,459.45 mi (10,395.48 km) |
| Red Bluff to Solaro | 5,789.61 mi (9,317.47 km) |
| Red Bluff to Soliera | 5,890.40 mi (9,479.68 km) |
