| Opelousas to Coudekerque-Branche | 4,791.83 mi (7,711.70 km) |
| Opelousas to Coueron | 4,721.81 mi (7,599.02 km) |
| Opelousas to Coulommiers | 4,882.06 mi (7,856.92 km) |
| Opelousas to Courbevoic | 4,845.32 mi (7,797.79 km) |
| Opelousas to Courcouronnes | 4,860.38 mi (7,822.03 km) |
| Opelousas to Cournon-d'Auvergne | 4,977.01 mi (8,009.73 km) |
| Opelousas to Courrieres | 4,829.82 mi (7,772.84 km) |
| Opelousas to Coutras | 4,850.65 mi (7,806.36 km) |
| Opelousas to Couzeix | 4,887.61 mi (7,865.85 km) |
| Opelousas to Cran-Gevrier | 5,097.29 mi (8,203.30 km) |
| Opelousas to Craponne | 5,043.01 mi (8,115.94 km) |
| Opelousas to Creil | 4,844.68 mi (7,796.77 km) |
| Opelousas to Crepy-en-Valois | 4,861.99 mi (7,824.62 km) |
| Opelousas to Crest | 5,087.66 mi (8,187.80 km) |
| Opelousas to Creteil | 4,857.03 mi (7,816.64 km) |
