| Thornton to Jacksonville (Texas) | 4,600.88 mi (7,404.40 km) |
| Thornton to Jacksonville Beach (Florida) | 4,148.74 mi (6,676.76 km) |
| Thornton to James Island (South Carolina) | 3,965.46 mi (6,381.80 km) |
| Thornton to Jamestown (New York) | 3,486.35 mi (5,610.75 km) |
| Thornton to Jamestown (North Dakota) | 3,954.97 mi (6,364.92 km) |
| Thornton to Janesville (Wisconsin) | 3,824.53 mi (6,154.98 km) |
| Thornton to Jasmine Estates (Florida) | 4,302.74 mi (6,924.59 km) |
| Thornton to Jasper (Alabama) | 4,197.45 mi (6,755.14 km) |
| Thornton to Jasper (Indiana) | 3,956.73 mi (6,367.74 km) |
| Thornton to Jefferson (Georgia) | 4,039.92 mi (6,501.63 km) |
| Thornton to Jefferson (Louisiana) | 4,510.82 mi (7,259.47 km) |
| Thornton to Jefferson City (Missouri) | 4,143.77 mi (6,668.75 km) |
| Thornton to Jefferson Hills (Pennsylvania) | 3,597.00 mi (5,788.81 km) |
| Thornton to Jefferson Valley-Yorktown (New York) | 3,310.84 mi (5,328.29 km) |
| Thornton to Jeffersontown (Kentucky) | 3,913.90 mi (6,298.81 km) |
