| Sioux Falls to Corato | 5,263.56 mi (8,470.89 km) |
| Sioux Falls to Corbetta | 4,786.27 mi (7,702.76 km) |
| Sioux Falls to Corciano | 5,017.93 mi (8,075.59 km) |
| Sioux Falls to Cordenons | 4,896.23 mi (7,879.72 km) |
| Sioux Falls to Cori | 5,112.88 mi (8,228.38 km) |
| Sioux Falls to Coriano | 4,989.26 mi (8,029.44 km) |
| Sioux Falls to Corigliano Calabro | 5,345.84 mi (8,603.30 km) |
| Sioux Falls to Corleone | 5,315.06 mi (8,553.76 km) |
| Sioux Falls to Cormano | 4,791.47 mi (7,711.12 km) |
| Sioux Falls to Cornaredo | 4,788.96 mi (7,707.08 km) |
| Sioux Falls to Cornate d'Adda | 4,797.65 mi (7,721.06 km) |
| Sioux Falls to Cornedo Vicentino | 4,866.30 mi (7,831.55 km) |
| Sioux Falls to Correggio | 4,885.92 mi (7,863.12 km) |
| Sioux Falls to Corridonia | 5,056.67 mi (8,137.93 km) |
| Sioux Falls to Corsico | 4,795.04 mi (7,716.87 km) |
