| West Whittier-Los Nietos to Sesena | 5,828.80 mi (9,380.54 km) |
| West Whittier-Los Nietos to Sestao | 5,711.38 mi (9,191.58 km) |
| West Whittier-Los Nietos to Sevilla | 5,861.50 mi (9,433.17 km) |
| West Whittier-Los Nietos to Sevilla La Nueva | 5,804.60 mi (9,341.59 km) |
| West Whittier-Los Nietos to Silla | 5,993.42 mi (9,645.47 km) |
| West Whittier-Los Nietos to Silleda | 5,533.34 mi (8,905.04 km) |
| West Whittier-Los Nietos to Sitges | 5,989.72 mi (9,639.52 km) |
| West Whittier-Los Nietos to Socuellamos | 5,901.78 mi (9,497.99 km) |
| West Whittier-Los Nietos to Soller | 6,094.15 mi (9,807.59 km) |
| West Whittier-Los Nietos to Solsona | 5,942.66 mi (9,563.79 km) |
| West Whittier-Los Nietos to Son Servera | 6,126.17 mi (9,859.12 km) |
| West Whittier-Los Nietos to Sonseca | 5,836.79 mi (9,393.40 km) |
| West Whittier-Los Nietos to Sopelana | 5,709.20 mi (9,188.07 km) |
| West Whittier-Los Nietos to Soria | 5,802.08 mi (9,337.55 km) |
| West Whittier-Los Nietos to Suances | 5,665.97 mi (9,118.50 km) |
