| Abertawe to Jeffersonville (Indiana) | 3,883.99 mi (6,250.69 km) |
| Abertawe to Jenison (Michigan) | 3,681.18 mi (5,924.29 km) |
| Abertawe to Jenks (Oklahoma) | 4,401.60 mi (7,083.69 km) |
| Abertawe to Jennings (Missouri) | 4,046.60 mi (6,512.38 km) |
| Abertawe to Jensen Beach (Florida) | 4,192.73 mi (6,747.54 km) |
| Abertawe to Jericho (New York) | 3,279.70 mi (5,278.16 km) |
| Abertawe to Jerome (Idaho) | 4,711.52 mi (7,582.46 km) |
| Abertawe to Jersey City (New Jersey) | 3,304.39 mi (5,317.90 km) |
| Abertawe to Jessup (Maryland) | 3,484.16 mi (5,607.22 km) |
| Abertawe to Johns Creek (Georgia) | 4,026.46 mi (6,479.97 km) |
| Abertawe to Johnson City (New York) | 3,322.58 mi (5,347.18 km) |
| Abertawe to Johnson City (Tennessee) | 3,842.29 mi (6,183.57 km) |
| Abertawe to Johnston (Iowa) | 4,038.71 mi (6,499.67 km) |
| Abertawe to Johnstown (Colorado) | 4,514.50 mi (7,265.39 km) |
| Abertawe to Johnstown (Pennsylvania) | 3,520.11 mi (5,665.08 km) |
