| Sioux City to Cesky Tesin | 4,953.59 mi (7,972.04 km) |
| Sioux City to Cheb | 4,735.38 mi (7,620.85 km) |
| Sioux City to Chocen | 4,864.91 mi (7,829.31 km) |
| Sioux City to Chodov | 4,740.34 mi (7,628.84 km) |
| Sioux City to Chomutov | 4,752.37 mi (7,648.20 km) |
| Sioux City to Chotebor | 4,860.47 mi (7,822.17 km) |
| Sioux City to Chrudim | 4,853.57 mi (7,811.06 km) |
| Sioux City to Decin | 4,763.24 mi (7,665.70 km) |
| Sioux City to Dobris | 4,808.56 mi (7,738.64 km) |
| Sioux City to Domazlice | 4,783.27 mi (7,697.94 km) |
| Sioux City to Duchcov | 4,756.53 mi (7,654.89 km) |
| Sioux City to Dvur Kralove nad Labem | 4,831.20 mi (7,775.07 km) |
| Sioux City to Frenstat pod Radhostem | 4,950.19 mi (7,966.56 km) |
| Sioux City to Frydek-Mistek | 4,947.89 mi (7,962.85 km) |
| Sioux City to Frydlant nad Ostravici | 4,952.72 mi (7,970.63 km) |
