| Boppard to Jeffersonville (Indiana) | 4,379.65 mi (7,048.37 km) |
| Boppard to Jenison (Michigan) | 4,166.80 mi (6,705.82 km) |
| Boppard to Jenks (Oklahoma) | 4,885.42 mi (7,862.32 km) |
| Boppard to Jennings (Missouri) | 4,534.64 mi (7,297.80 km) |
| Boppard to Jensen Beach (Florida) | 4,703.64 mi (7,569.78 km) |
| Boppard to Jericho (New York) | 3,784.65 mi (6,090.81 km) |
| Boppard to Jerome (Idaho) | 5,129.36 mi (8,254.91 km) |
| Boppard to Jersey City (New Jersey) | 3,808.99 mi (6,129.98 km) |
| Boppard to Jessup (Maryland) | 3,988.56 mi (6,418.96 km) |
| Boppard to Johns Creek (Georgia) | 4,530.39 mi (7,290.96 km) |
| Boppard to Johnson City (New York) | 3,823.10 mi (6,152.68 km) |
| Boppard to Johnson City (Tennessee) | 4,345.11 mi (6,992.78 km) |
| Boppard to Johnston (Iowa) | 4,513.34 mi (7,263.52 km) |
| Boppard to Johnstown (Colorado) | 4,967.35 mi (7,994.18 km) |
| Boppard to Johnstown (Pennsylvania) | 4,020.58 mi (6,470.49 km) |
