| Sioux City to Isny im Allgau | 4,763.86 mi (7,666.69 km) |
| Sioux City to Isselburg | 4,459.94 mi (7,177.57 km) |
| Sioux City to Issum | 4,470.78 mi (7,195.03 km) |
| Sioux City to Itzehoe | 4,471.86 mi (7,196.77 km) |
| Sioux City to Jena | 4,670.92 mi (7,517.12 km) |
| Sioux City to Jever | 4,434.67 mi (7,136.91 km) |
| Sioux City to Jork | 4,493.95 mi (7,232.31 km) |
| Sioux City to Juchen | 4,491.84 mi (7,228.92 km) |
| Sioux City to Julich | 4,494.43 mi (7,233.09 km) |
| Sioux City to Juterbog | 4,670.98 mi (7,517.21 km) |
| Sioux City to Kaarst | 4,490.93 mi (7,227.45 km) |
| Sioux City to Kaiserslautern | 4,606.60 mi (7,413.60 km) |
| Sioux City to Kalkar | 4,457.94 mi (7,174.36 km) |
| Sioux City to Kall | 4,516.78 mi (7,269.05 km) |
| Sioux City to Kaltenkirchen | 4,489.68 mi (7,225.44 km) |
