| Sioux Falls to Coudekerque-Branche | 4,311.66 mi (6,938.95 km) |
| Sioux Falls to Coueron | 4,314.64 mi (6,943.73 km) |
| Sioux Falls to Coulommiers | 4,427.74 mi (7,125.76 km) |
| Sioux Falls to Courbevoic | 4,394.23 mi (7,071.82 km) |
| Sioux Falls to Courcouronnes | 4,412.03 mi (7,100.48 km) |
| Sioux Falls to Cournon-d'Auvergne | 4,562.75 mi (7,343.04 km) |
| Sioux Falls to Courrieres | 4,354.47 mi (7,007.85 km) |
| Sioux Falls to Coutras | 4,465.12 mi (7,185.91 km) |
| Sioux Falls to Couzeix | 4,482.79 mi (7,214.36 km) |
| Sioux Falls to Cran-Gevrier | 4,663.90 mi (7,505.83 km) |
| Sioux Falls to Craponne | 4,619.79 mi (7,434.84 km) |
| Sioux Falls to Creil | 4,387.59 mi (7,061.15 km) |
| Sioux Falls to Crepy-en-Valois | 4,403.14 mi (7,086.17 km) |
| Sioux Falls to Crest | 4,675.83 mi (7,525.02 km) |
| Sioux Falls to Creteil | 4,406.28 mi (7,091.22 km) |
