| Grass Valley to Jacksonville (Texas) | 1,527.07 mi (2,457.58 km) |
| Grass Valley to Jacksonville Beach (Florida) | 2,314.14 mi (3,724.25 km) |
| Grass Valley to James Island (South Carolina) | 2,321.62 mi (3,736.28 km) |
| Grass Valley to Jamestown (New York) | 2,178.76 mi (3,506.37 km) |
| Grass Valley to Jamestown (North Dakota) | 1,241.39 mi (1,997.82 km) |
| Grass Valley to Janesville (Wisconsin) | 1,678.60 mi (2,701.45 km) |
| Grass Valley to Jasmine Estates (Florida) | 2,309.56 mi (3,716.88 km) |
| Grass Valley to Jasper (Alabama) | 1,900.29 mi (3,058.22 km) |
| Grass Valley to Jasper (Indiana) | 1,826.60 mi (2,939.62 km) |
| Grass Valley to Jefferson (Georgia) | 2,089.57 mi (3,362.83 km) |
| Grass Valley to Jefferson (Louisiana) | 1,859.30 mi (2,992.26 km) |
| Grass Valley to Jefferson City (Missouri) | 1,546.88 mi (2,489.46 km) |
| Grass Valley to Jefferson Hills (Pennsylvania) | 2,165.52 mi (3,485.07 km) |
| Grass Valley to Jefferson Valley-Yorktown (New York) | 2,464.22 mi (3,965.78 km) |
| Grass Valley to Jeffersontown (Kentucky) | 1,901.91 mi (3,060.83 km) |
