| Boone to Isny im Allgau | 4,499.36 mi (7,241.02 km) |
| Boone to Isselburg | 4,233.25 mi (6,812.76 km) |
| Boone to Issum | 4,239.56 mi (6,822.91 km) |
| Boone to Itzehoe | 4,291.86 mi (6,907.08 km) |
| Boone to Jena | 4,459.74 mi (7,177.25 km) |
| Boone to Jever | 4,241.13 mi (6,825.43 km) |
| Boone to Jork | 4,309.11 mi (6,934.85 km) |
| Boone to Juchen | 4,254.66 mi (6,847.21 km) |
| Boone to Julich | 4,253.87 mi (6,845.94 km) |
| Boone to Juterbog | 4,483.14 mi (7,214.91 km) |
| Boone to Kaarst | 4,256.04 mi (6,849.43 km) |
| Boone to Kaiserslautern | 4,352.77 mi (7,005.11 km) |
| Boone to Kalkar | 4,228.95 mi (6,805.84 km) |
| Boone to Kall | 4,271.87 mi (6,874.91 km) |
| Boone to Kaltenkirchen | 4,310.76 mi (6,937.50 km) |
