| Echt to Smyrna (Delaware) | 3,842.58 mi (6,184.04 km) |
| Echt to Smyrna (Georgia) | 4,458.73 mi (7,175.64 km) |
| Echt to Smyrna (Tennessee) | 4,433.61 mi (7,135.20 km) |
| Echt to Snellville (Georgia) | 4,438.59 mi (7,143.22 km) |
| Echt to Snoqualmie (Washington) | 4,951.40 mi (7,968.51 km) |
| Echt to Snyder (Texas) | 5,144.64 mi (8,279.50 km) |
| Echt to Socastee (South Carolina) | 4,244.64 mi (6,831.08 km) |
| Echt to Socorro (Texas) | 5,394.12 mi (8,681.00 km) |
| Echt to Soddy-Daisy (Tennessee) | 4,415.78 mi (7,106.51 km) |
| Echt to Solana Beach (California) | 5,678.90 mi (9,139.31 km) |
| Echt to Soledad (California) | 5,595.52 mi (9,005.12 km) |
| Echt to Solon (Ohio) | 3,976.49 mi (6,399.55 km) |
| Echt to Somers Point (New Jersey) | 3,801.13 mi (6,117.33 km) |
| Echt to Somerset (Kentucky) | 4,304.07 mi (6,926.73 km) |
| Echt to Somerset (New Jersey) | 3,743.35 mi (6,024.34 km) |
