| Mablethorpe to Jacksonville (Texas) | 4,692.70 mi (7,552.17 km) |
| Mablethorpe to Jacksonville Beach (Florida) | 4,240.00 mi (6,823.62 km) |
| Mablethorpe to James Island (South Carolina) | 4,056.89 mi (6,528.94 km) |
| Mablethorpe to Jamestown (New York) | 3,578.35 mi (5,758.80 km) |
| Mablethorpe to Jamestown (North Dakota) | 4,042.85 mi (6,506.34 km) |
| Mablethorpe to Janesville (Wisconsin) | 3,915.67 mi (6,301.66 km) |
| Mablethorpe to Jasmine Estates (Florida) | 4,393.88 mi (7,071.27 km) |
| Mablethorpe to Jasper (Alabama) | 4,289.46 mi (6,903.23 km) |
| Mablethorpe to Jasper (Indiana) | 4,048.62 mi (6,515.63 km) |
| Mablethorpe to Jefferson (Georgia) | 4,131.83 mi (6,649.55 km) |
| Mablethorpe to Jefferson (Louisiana) | 4,602.82 mi (7,407.53 km) |
| Mablethorpe to Jefferson City (Missouri) | 4,235.19 mi (6,815.88 km) |
| Mablethorpe to Jefferson Hills (Pennsylvania) | 3,689.02 mi (5,936.91 km) |
| Mablethorpe to Jefferson Valley-Yorktown (New York) | 3,402.74 mi (5,476.18 km) |
| Mablethorpe to Jeffersontown (Kentucky) | 4,005.87 mi (6,446.83 km) |
