| Duchcov to Jeffersonville (Indiana) | 4,599.57 mi (7,402.29 km) |
| Duchcov to Jenison (Michigan) | 4,375.93 mi (7,042.39 km) |
| Duchcov to Jenks (Oklahoma) | 5,091.02 mi (8,193.21 km) |
| Duchcov to Jennings (Missouri) | 4,745.50 mi (7,637.15 km) |
| Duchcov to Jensen Beach (Florida) | 4,951.84 mi (7,969.22 km) |
| Duchcov to Jericho (New York) | 4,018.43 mi (6,467.03 km) |
| Duchcov to Jerome (Idaho) | 5,277.35 mi (8,493.07 km) |
| Duchcov to Jersey City (New Jersey) | 4,042.16 mi (6,505.23 km) |
| Duchcov to Jessup (Maryland) | 4,221.14 mi (6,793.27 km) |
| Duchcov to Johns Creek (Georgia) | 4,761.51 mi (7,662.91 km) |
| Duchcov to Johnson City (New York) | 4,050.24 mi (6,518.24 km) |
| Duchcov to Johnson City (Tennessee) | 4,574.74 mi (7,362.33 km) |
| Duchcov to Johnston (Iowa) | 4,710.72 mi (7,581.18 km) |
| Duchcov to Johnstown (Colorado) | 5,143.92 mi (8,278.34 km) |
| Duchcov to Johnstown (Pennsylvania) | 4,247.31 mi (6,835.38 km) |
