| Mechernich to Jacksonville (Texas) | 5,020.78 mi (8,080.17 km) |
| Mechernich to Jacksonville Beach (Florida) | 4,553.73 mi (7,328.51 km) |
| Mechernich to James Island (South Carolina) | 4,372.25 mi (7,036.45 km) |
| Mechernich to Jamestown (New York) | 3,904.33 mi (6,283.41 km) |
| Mechernich to Jamestown (North Dakota) | 4,372.66 mi (7,037.11 km) |
| Mechernich to Janesville (Wisconsin) | 4,246.14 mi (6,833.50 km) |
| Mechernich to Jasmine Estates (Florida) | 4,706.52 mi (7,574.41 km) |
| Mechernich to Jasper (Alabama) | 4,613.50 mi (7,424.71 km) |
| Mechernich to Jasper (Indiana) | 4,376.09 mi (7,042.63 km) |
| Mechernich to Jefferson (Georgia) | 4,452.93 mi (7,166.29 km) |
| Mechernich to Jefferson (Louisiana) | 4,925.79 mi (7,927.30 km) |
| Mechernich to Jefferson City (Missouri) | 4,565.06 mi (7,346.75 km) |
| Mechernich to Jefferson Hills (Pennsylvania) | 4,013.67 mi (6,459.38 km) |
| Mechernich to Jefferson Valley-Yorktown (New York) | 3,723.75 mi (5,992.80 km) |
| Mechernich to Jeffersontown (Kentucky) | 4,332.39 mi (6,972.31 km) |
