| Champaign to Isny im Allgau | 4,580.38 mi (7,371.40 km) |
| Champaign to Isselburg | 4,292.56 mi (6,908.21 km) |
| Champaign to Issum | 4,301.29 mi (6,922.25 km) |
| Champaign to Itzehoe | 4,327.36 mi (6,964.21 km) |
| Champaign to Jena | 4,512.66 mi (7,262.43 km) |
| Champaign to Jever | 4,283.25 mi (6,893.22 km) |
| Champaign to Jork | 4,347.25 mi (6,996.22 km) |
| Champaign to Juchen | 4,319.62 mi (6,951.75 km) |
| Champaign to Julich | 4,320.59 mi (6,953.31 km) |
| Champaign to Juterbog | 4,524.13 mi (7,280.89 km) |
| Champaign to Kaarst | 4,319.81 mi (6,952.06 km) |
| Champaign to Kaiserslautern | 4,427.16 mi (7,124.83 km) |
| Champaign to Kalkar | 4,289.43 mi (6,903.18 km) |
| Champaign to Kall | 4,340.99 mi (6,986.15 km) |
| Champaign to Kaltenkirchen | 4,345.84 mi (6,993.96 km) |
