| Roudnice nad Labem to Jacksonville (Texas) | 5,310.14 mi (8,545.84 km) |
| Roudnice nad Labem to Jacksonville Beach (Florida) | 4,868.95 mi (7,835.82 km) |
| Roudnice nad Labem to James Island (South Carolina) | 4,685.75 mi (7,540.98 km) |
| Roudnice nad Labem to Jamestown (New York) | 4,200.73 mi (6,760.42 km) |
| Roudnice nad Labem to Jamestown (North Dakota) | 4,619.02 mi (7,433.59 km) |
| Roudnice nad Labem to Janesville (Wisconsin) | 4,524.10 mi (7,280.84 km) |
| Roudnice nad Labem to Jasmine Estates (Florida) | 5,022.82 mi (8,083.45 km) |
| Roudnice nad Labem to Jasper (Alabama) | 4,913.96 mi (7,908.25 km) |
| Roudnice nad Labem to Jasper (Indiana) | 4,667.99 mi (7,512.41 km) |
| Roudnice nad Labem to Jefferson (Georgia) | 4,758.79 mi (7,658.53 km) |
| Roudnice nad Labem to Jefferson (Louisiana) | 5,228.24 mi (8,414.04 km) |
| Roudnice nad Labem to Jefferson City (Missouri) | 4,846.77 mi (7,800.12 km) |
| Roudnice nad Labem to Jefferson Hills (Pennsylvania) | 4,313.09 mi (6,941.25 km) |
| Roudnice nad Labem to Jefferson Valley-Yorktown (New York) | 4,029.94 mi (6,485.56 km) |
| Roudnice nad Labem to Jeffersontown (Kentucky) | 4,627.09 mi (7,446.59 km) |
