| West Whittier-Los Nietos to Smithville (Missouri) | 1,350.10 mi (2,172.77 km) |
| West Whittier-Los Nietos to Smyrna (Delaware) | 2,360.86 mi (3,799.44 km) |
| West Whittier-Los Nietos to Smyrna (Georgia) | 1,914.97 mi (3,081.85 km) |
| West Whittier-Los Nietos to Smyrna (Tennessee) | 1,783.39 mi (2,870.09 km) |
| West Whittier-Los Nietos to Snellville (Georgia) | 1,944.06 mi (3,128.66 km) |
| West Whittier-Los Nietos to Snoqualmie (Washington) | 956.73 mi (1,539.70 km) |
| West Whittier-Los Nietos to Snyder (Texas) | 992.97 mi (1,598.04 km) |
| West Whittier-Los Nietos to Socastee (South Carolina) | 2,228.05 mi (3,585.70 km) |
| West Whittier-Los Nietos to Socorro (Texas) | 704.08 mi (1,133.11 km) |
| West Whittier-Los Nietos to Soddy-Daisy (Tennessee) | 1,864.01 mi (2,999.84 km) |
| West Whittier-Los Nietos to Solana Beach (California) | 82.38 mi (132.58 km) |
| West Whittier-Los Nietos to Soledad (California) | 251.39 mi (404.58 km) |
| West Whittier-Los Nietos to Solon (Ohio) | 2,050.90 mi (3,300.61 km) |
| West Whittier-Los Nietos to Somers Point (New Jersey) | 2,414.09 mi (3,885.10 km) |
| West Whittier-Los Nietos to Somerset (Kentucky) | 1,883.78 mi (3,031.65 km) |
