| Mountain House to Smyrna (Delaware) | 2,458.16 mi (3,956.03 km) |
| Mountain House to Smyrna (Georgia) | 2,078.47 mi (3,344.98 km) |
| Mountain House to Smyrna (Tennessee) | 1,928.39 mi (3,103.44 km) |
| Mountain House to Snellville (Georgia) | 2,106.58 mi (3,390.21 km) |
| Mountain House to Snoqualmie (Washington) | 674.66 mi (1,085.75 km) |
| Mountain House to Snyder (Texas) | 1,212.67 mi (1,951.60 km) |
| Mountain House to Socastee (South Carolina) | 2,381.98 mi (3,833.43 km) |
| Mountain House to Socorro (Texas) | 964.32 mi (1,551.93 km) |
| Mountain House to Soddy-Daisy (Tennessee) | 2,014.51 mi (3,242.05 km) |
| Mountain House to Solana Beach (California) | 408.65 mi (657.67 km) |
| Mountain House to Soledad (California) | 92.16 mi (148.32 km) |
| Mountain House to Solon (Ohio) | 2,131.24 mi (3,429.90 km) |
| Mountain House to Somers Point (New Jersey) | 2,510.06 mi (4,039.55 km) |
| Mountain House to Somerset (Kentucky) | 2,013.82 mi (3,240.92 km) |
| Mountain House to Somerset (New Jersey) | 2,498.29 mi (4,020.61 km) |
