| Cal to Jacksonville (Texas) | 6,429.25 mi (10,346.87 km) |
| Cal to Jacksonville Beach (Florida) | 5,942.73 mi (9,563.91 km) |
| Cal to James Island (South Carolina) | 5,764.94 mi (9,277.78 km) |
| Cal to Jamestown (New York) | 5,312.35 mi (8,549.41 km) |
| Cal to Jamestown (North Dakota) | 5,747.53 mi (9,249.76 km) |
| Cal to Janesville (Wisconsin) | 5,650.84 mi (9,094.15 km) |
| Cal to Jasmine Estates (Florida) | 6,092.81 mi (9,805.42 km) |
| Cal to Jasper (Alabama) | 6,019.68 mi (9,687.74 km) |
| Cal to Jasper (Indiana) | 5,784.60 mi (9,309.41 km) |
| Cal to Jefferson (Georgia) | 5,855.37 mi (9,423.31 km) |
| Cal to Jefferson (Louisiana) | 6,330.52 mi (10,187.99 km) |
| Cal to Jefferson City (Missouri) | 5,971.60 mi (9,610.36 km) |
| Cal to Jefferson Hills (Pennsylvania) | 5,420.70 mi (8,723.78 km) |
| Cal to Jefferson Valley-Yorktown (New York) | 5,126.84 mi (8,250.85 km) |
| Cal to Jeffersontown (Kentucky) | 5,740.65 mi (9,238.68 km) |
