| Ionia to Isny im Allgau | 4,324.94 mi (6,960.32 km) |
| Ionia to Isselburg | 4,035.81 mi (6,495.00 km) |
| Ionia to Issum | 4,044.66 mi (6,509.26 km) |
| Ionia to Itzehoe | 4,069.66 mi (6,549.48 km) |
| Ionia to Jena | 4,255.50 mi (6,848.56 km) |
| Ionia to Jever | 4,025.74 mi (6,478.81 km) |
| Ionia to Jork | 4,089.61 mi (6,581.59 km) |
| Ionia to Juchen | 4,063.18 mi (6,539.05 km) |
| Ionia to Julich | 4,064.26 mi (6,540.80 km) |
| Ionia to Juterbog | 4,266.54 mi (6,866.32 km) |
| Ionia to Kaarst | 4,063.30 mi (6,539.24 km) |
| Ionia to Kaiserslautern | 4,171.31 mi (6,713.07 km) |
| Ionia to Kalkar | 4,032.75 mi (6,490.08 km) |
| Ionia to Kall | 4,084.82 mi (6,573.88 km) |
| Ionia to Kaltenkirchen | 4,088.13 mi (6,579.21 km) |
