| Bargoed to Jacksonville (Texas) | 4,602.94 mi (7,407.71 km) |
| Bargoed to Jacksonville Beach (Florida) | 4,120.73 mi (6,631.67 km) |
| Bargoed to James Island (South Carolina) | 3,940.00 mi (6,340.81 km) |
| Bargoed to Jamestown (New York) | 3,482.72 mi (5,604.89 km) |
| Bargoed to Jamestown (North Dakota) | 3,994.22 mi (6,428.08 km) |
| Bargoed to Janesville (Wisconsin) | 3,838.71 mi (6,177.80 km) |
| Bargoed to Jasmine Estates (Florida) | 4,273.10 mi (6,876.88 km) |
| Bargoed to Jasper (Alabama) | 4,188.33 mi (6,740.46 km) |
| Bargoed to Jasper (Indiana) | 3,957.18 mi (6,368.46 km) |
| Bargoed to Jefferson (Georgia) | 4,024.55 mi (6,476.89 km) |
| Bargoed to Jefferson (Louisiana) | 4,499.13 mi (7,240.65 km) |
| Bargoed to Jefferson City (Missouri) | 4,153.85 mi (6,684.98 km) |
| Bargoed to Jefferson Hills (Pennsylvania) | 3,589.78 mi (5,777.20 km) |
| Bargoed to Jefferson Valley-Yorktown (New York) | 3,295.71 mi (5,303.94 km) |
| Bargoed to Jeffersontown (Kentucky) | 3,911.47 mi (6,294.91 km) |
