| Sintra to Jeffersonville (Indiana) | 3,991.60 mi (6,423.86 km) |
| Sintra to Jenison (Michigan) | 3,863.26 mi (6,217.32 km) |
| Sintra to Jenks (Oklahoma) | 4,564.04 mi (7,345.11 km) |
| Sintra to Jennings (Missouri) | 4,198.49 mi (6,756.82 km) |
| Sintra to Jensen Beach (Florida) | 4,080.88 mi (6,567.53 km) |
| Sintra to Jericho (New York) | 3,330.07 mi (5,359.22 km) |
| Sintra to Jerome (Idaho) | 5,112.87 mi (8,228.37 km) |
| Sintra to Jersey City (New Jersey) | 3,357.62 mi (5,403.57 km) |
| Sintra to Jessup (Maryland) | 3,530.67 mi (5,682.06 km) |
| Sintra to Johns Creek (Georgia) | 4,054.16 mi (6,524.54 km) |
| Sintra to Johnson City (New York) | 3,416.82 mi (5,498.84 km) |
| Sintra to Johnson City (Tennessee) | 3,889.54 mi (6,259.60 km) |
| Sintra to Johnston (Iowa) | 4,262.55 mi (6,859.91 km) |
| Sintra to Johnstown (Colorado) | 4,810.70 mi (7,742.07 km) |
| Sintra to Johnstown (Pennsylvania) | 3,604.87 mi (5,801.48 km) |
