| Lac to Smyrna (Delaware) | 4,730.31 mi (7,612.70 km) |
| Lac to Smyrna (Georgia) | 5,349.82 mi (8,609.70 km) |
| Lac to Smyrna (Tennessee) | 5,335.97 mi (8,587.42 km) |
| Lac to Snellville (Georgia) | 5,328.26 mi (8,575.01 km) |
| Lac to Snoqualmie (Washington) | 5,842.43 mi (9,402.48 km) |
| Lac to Snyder (Texas) | 6,065.08 mi (9,760.81 km) |
| Lac to Socastee (South Carolina) | 5,118.79 mi (8,237.90 km) |
| Lac to Socorro (Texas) | 6,318.43 mi (10,168.52 km) |
| Lac to Soddy-Daisy (Tennessee) | 5,312.99 mi (8,550.43 km) |
| Lac to Solana Beach (California) | 6,600.76 mi (10,622.89 km) |
| Lac to Soledad (California) | 6,507.45 mi (10,472.73 km) |
| Lac to Solon (Ohio) | 4,883.76 mi (7,859.66 km) |
| Lac to Somers Point (New Jersey) | 4,686.38 mi (7,542.00 km) |
| Lac to Somerset (Kentucky) | 5,205.43 mi (8,377.32 km) |
| Lac to Somerset (New Jersey) | 4,633.25 mi (7,456.50 km) |
