| Cluj-Napoca to Jacksonville (Texas) | 5,800.59 mi (9,335.15 km) |
| Cluj-Napoca to Jacksonville Beach (Florida) | 5,363.13 mi (8,631.13 km) |
| Cluj-Napoca to James Island (South Carolina) | 5,180.22 mi (8,336.76 km) |
| Cluj-Napoca to Jamestown (New York) | 4,693.87 mi (7,554.05 km) |
| Cluj-Napoca to Jamestown (North Dakota) | 5,086.14 mi (8,185.36 km) |
| Cluj-Napoca to Janesville (Wisconsin) | 5,010.21 mi (8,063.15 km) |
| Cluj-Napoca to Jasmine Estates (Florida) | 5,516.76 mi (8,878.37 km) |
| Cluj-Napoca to Jasper (Alabama) | 5,407.83 mi (8,703.05 km) |
| Cluj-Napoca to Jasper (Indiana) | 5,159.66 mi (8,303.67 km) |
| Cluj-Napoca to Jefferson (Georgia) | 5,253.44 mi (8,454.60 km) |
| Cluj-Napoca to Jefferson (Louisiana) | 5,722.42 mi (9,209.35 km) |
| Cluj-Napoca to Jefferson City (Missouri) | 5,334.32 mi (8,584.77 km) |
| Cluj-Napoca to Jefferson Hills (Pennsylvania) | 4,806.87 mi (7,735.92 km) |
| Cluj-Napoca to Jefferson Valley-Yorktown (New York) | 4,524.66 mi (7,281.73 km) |
| Cluj-Napoca to Jeffersontown (Kentucky) | 5,119.63 mi (8,239.25 km) |
