| Elk Plain to Smyrna (Delaware) | 2,379.12 mi (3,828.82 km) |
| Elk Plain to Smyrna (Georgia) | 2,161.40 mi (3,478.44 km) |
| Elk Plain to Smyrna (Tennessee) | 1,984.58 mi (3,193.87 km) |
| Elk Plain to Snellville (Georgia) | 2,185.41 mi (3,517.08 km) |
| Elk Plain to Snoqualmie (Washington) | 41.68 mi (67.07 km) |
| Elk Plain to Snyder (Texas) | 1,499.04 mi (2,412.47 km) |
| Elk Plain to Socastee (South Carolina) | 2,424.80 mi (3,902.33 km) |
| Elk Plain to Socorro (Texas) | 1,363.10 mi (2,193.69 km) |
| Elk Plain to Soddy-Daisy (Tennessee) | 2,075.04 mi (3,339.46 km) |
| Elk Plain to Solana Beach (California) | 1,007.00 mi (1,620.61 km) |
| Elk Plain to Soledad (California) | 734.22 mi (1,181.62 km) |
| Elk Plain to Solon (Ohio) | 2,039.89 mi (3,282.88 km) |
| Elk Plain to Somers Point (New Jersey) | 2,425.35 mi (3,903.22 km) |
| Elk Plain to Somerset (Kentucky) | 2,032.17 mi (3,270.46 km) |
| Elk Plain to Somerset (New Jersey) | 2,391.73 mi (3,849.11 km) |
