| Napa to Isny im Allgau | 5,811.83 mi (9,353.24 km) |
| Napa to Isselburg | 5,487.51 mi (8,831.29 km) |
| Napa to Issum | 5,502.27 mi (8,855.04 km) |
| Napa to Itzehoe | 5,450.42 mi (8,771.61 km) |
| Napa to Jena | 5,669.49 mi (9,124.16 km) |
| Napa to Jever | 5,429.87 mi (8,738.54 km) |
| Napa to Jork | 5,476.13 mi (8,812.98 km) |
| Napa to Juchen | 5,528.05 mi (8,896.54 km) |
| Napa to Julich | 5,533.86 mi (8,905.89 km) |
| Napa to Juterbog | 5,644.78 mi (9,084.39 km) |
| Napa to Kaarst | 5,524.88 mi (8,891.44 km) |
| Napa to Kaiserslautern | 5,652.75 mi (9,097.22 km) |
| Napa to Kalkar | 5,487.96 mi (8,832.01 km) |
| Napa to Kall | 5,559.23 mi (8,946.72 km) |
| Napa to Kaltenkirchen | 5,465.90 mi (8,796.51 km) |
