| Mlada Boleslav to Jeffersonville (Indiana) | 4,649.47 mi (7,482.60 km) |
| Mlada Boleslav to Jenison (Michigan) | 4,424.72 mi (7,120.90 km) |
| Mlada Boleslav to Jenks (Oklahoma) | 5,139.30 mi (8,270.91 km) |
| Mlada Boleslav to Jennings (Missouri) | 4,794.43 mi (7,715.88 km) |
| Mlada Boleslav to Jensen Beach (Florida) | 5,004.05 mi (8,053.24 km) |
| Mlada Boleslav to Jericho (New York) | 4,069.67 mi (6,549.50 km) |
| Mlada Boleslav to Jerome (Idaho) | 5,317.96 mi (8,558.44 km) |
| Mlada Boleslav to Jersey City (New Jersey) | 4,093.35 mi (6,587.61 km) |
| Mlada Boleslav to Jessup (Maryland) | 4,272.27 mi (6,875.55 km) |
| Mlada Boleslav to Johns Creek (Georgia) | 4,812.47 mi (7,744.91 km) |
| Mlada Boleslav to Johnson City (New York) | 4,100.91 mi (6,599.77 km) |
| Mlada Boleslav to Johnson City (Tennessee) | 4,625.58 mi (7,444.15 km) |
| Mlada Boleslav to Johnston (Iowa) | 4,758.10 mi (7,657.41 km) |
| Mlada Boleslav to Johnstown (Colorado) | 5,188.56 mi (8,350.19 km) |
| Mlada Boleslav to Johnstown (Pennsylvania) | 4,297.91 mi (6,916.82 km) |
