| Mount Washington to Smyrna (Delaware) | 543.22 mi (874.22 km) |
| Mount Washington to Smyrna (Georgia) | 294.56 mi (474.05 km) |
| Mount Washington to Smyrna (Tennessee) | 153.01 mi (246.25 km) |
| Mount Washington to Snellville (Georgia) | 302.00 mi (486.02 km) |
| Mount Washington to Snoqualmie (Washington) | 1,932.47 mi (3,110.01 km) |
| Mount Washington to Snyder (Texas) | 938.70 mi (1,510.69 km) |
| Mount Washington to Socastee (South Carolina) | 474.06 mi (762.92 km) |
| Mount Washington to Socorro (Texas) | 1,251.38 mi (2,013.91 km) |
| Mount Washington to Soddy-Daisy (Tennessee) | 193.64 mi (311.64 km) |
| Mount Washington to Solana Beach (California) | 1,807.52 mi (2,908.93 km) |
| Mount Washington to Soledad (California) | 1,959.39 mi (3,153.33 km) |
| Mount Washington to Solon (Ohio) | 318.05 mi (511.84 km) |
| Mount Washington to Somers Point (New Jersey) | 596.68 mi (960.26 km) |
| Mount Washington to Somerset (Kentucky) | 84.08 mi (135.32 km) |
| Mount Washington to Somerset (New Jersey) | 614.80 mi (989.42 km) |
