| Rio Grande City to Coudekerque-Branche | 5,275.79 mi (8,490.57 km) |
| Rio Grande City to Coueron | 5,214.40 mi (8,391.76 km) |
| Rio Grande City to Coulommiers | 5,369.85 mi (8,641.93 km) |
| Rio Grande City to Courbevoic | 5,333.41 mi (8,583.29 km) |
| Rio Grande City to Courcouronnes | 5,348.85 mi (8,608.15 km) |
| Rio Grande City to Cournon-d'Auvergne | 5,469.50 mi (8,802.32 km) |
| Rio Grande City to Courrieres | 5,314.60 mi (8,553.02 km) |
| Rio Grande City to Coutras | 5,345.38 mi (8,602.55 km) |
| Rio Grande City to Couzeix | 5,380.79 mi (8,659.54 km) |
| Rio Grande City to Cran-Gevrier | 5,588.10 mi (8,993.18 km) |
| Rio Grande City to Craponne | 5,534.76 mi (8,907.34 km) |
| Rio Grande City to Creil | 5,332.01 mi (8,581.04 km) |
| Rio Grande City to Crepy-en-Valois | 5,349.13 mi (8,608.60 km) |
| Rio Grande City to Crest | 5,580.62 mi (8,981.14 km) |
| Rio Grande City to Creteil | 5,345.20 mi (8,602.26 km) |
