| Grays to Jacksonville (Texas) | 4,749.17 mi (7,643.05 km) |
| Grays to Jacksonville Beach (Florida) | 4,273.42 mi (6,877.41 km) |
| Grays to James Island (South Carolina) | 4,092.33 mi (6,585.96 km) |
| Grays to Jamestown (New York) | 3,630.36 mi (5,842.50 km) |
| Grays to Jamestown (North Dakota) | 4,124.77 mi (6,638.17 km) |
| Grays to Janesville (Wisconsin) | 3,980.61 mi (6,406.17 km) |
| Grays to Jasmine Estates (Florida) | 4,426.01 mi (7,122.97 km) |
| Grays to Jasper (Alabama) | 4,337.54 mi (6,980.60 km) |
| Grays to Jasper (Indiana) | 4,103.76 mi (6,604.36 km) |
| Grays to Jefferson (Georgia) | 4,175.13 mi (6,719.22 km) |
| Grays to Jefferson (Louisiana) | 4,649.00 mi (7,481.84 km) |
| Grays to Jefferson City (Missouri) | 4,297.34 mi (6,915.90 km) |
| Grays to Jefferson Hills (Pennsylvania) | 3,738.40 mi (6,016.37 km) |
| Grays to Jefferson Valley-Yorktown (New York) | 3,446.10 mi (5,545.96 km) |
| Grays to Jeffersontown (Kentucky) | 4,058.88 mi (6,532.14 km) |
