| Portage to Isny im Allgau | 4,380.15 mi (7,049.17 km) |
| Portage to Isselburg | 4,091.99 mi (6,585.41 km) |
| Portage to Issum | 4,100.73 mi (6,599.49 km) |
| Portage to Itzehoe | 4,126.90 mi (6,641.60 km) |
| Portage to Jena | 4,312.06 mi (6,939.59 km) |
| Portage to Jever | 4,082.69 mi (6,570.46 km) |
| Portage to Jork | 4,146.74 mi (6,673.54 km) |
| Portage to Juchen | 4,119.10 mi (6,629.05 km) |
| Portage to Julich | 4,120.09 mi (6,630.65 km) |
| Portage to Juterbog | 4,323.61 mi (6,958.18 km) |
| Portage to Kaarst | 4,119.27 mi (6,629.33 km) |
| Portage to Kaiserslautern | 4,226.79 mi (6,802.37 km) |
| Portage to Kalkar | 4,088.87 mi (6,580.40 km) |
| Portage to Kall | 4,140.54 mi (6,663.55 km) |
| Portage to Kaltenkirchen | 4,145.39 mi (6,671.36 km) |
