| Duchcov to Security-Widefield (Colorado) | 5,227.09 mi (8,412.18 km) |
| Duchcov to Sedalia (Missouri) | 4,850.97 mi (7,806.88 km) |
| Duchcov to Sedro-Woolley (Washington) | 5,109.21 mi (8,222.48 km) |
| Duchcov to Seguin (Texas) | 5,512.43 mi (8,871.40 km) |
| Duchcov to Selden (New York) | 3,995.23 mi (6,429.70 km) |
| Duchcov to Selma (Alabama) | 4,953.74 mi (7,972.27 km) |
| Duchcov to Selma (California) | 5,780.17 mi (9,302.28 km) |
| Duchcov to Selma (Texas) | 5,524.99 mi (8,891.61 km) |
| Duchcov to Seminole (Florida) | 5,024.20 mi (8,085.66 km) |
| Duchcov to Seven Hills (Ohio) | 4,299.94 mi (6,920.08 km) |
| Duchcov to Seven Oaks (South Carolina) | 4,641.69 mi (7,470.09 km) |
| Duchcov to Severn (Maryland) | 4,218.60 mi (6,789.18 km) |
| Duchcov to Severna Park (Maryland) | 4,215.97 mi (6,784.95 km) |
| Duchcov to Sevierville (Tennessee) | 4,643.00 mi (7,472.18 km) |
| Duchcov to Seymour (Indiana) | 4,575.74 mi (7,363.93 km) |
