| Oregon to Coudekerque-Branche | 3,908.65 mi (6,290.37 km) |
| Oregon to Coueron | 3,860.83 mi (6,213.41 km) |
| Oregon to Coulommiers | 4,006.64 mi (6,448.07 km) |
| Oregon to Courbevoic | 3,970.68 mi (6,390.19 km) |
| Oregon to Courcouronnes | 3,986.66 mi (6,415.91 km) |
| Oregon to Cournon-d'Auvergne | 4,115.10 mi (6,622.61 km) |
| Oregon to Courrieres | 3,948.12 mi (6,353.89 km) |
| Oregon to Coutras | 3,998.38 mi (6,434.76 km) |
| Oregon to Couzeix | 4,028.49 mi (6,483.22 km) |
| Oregon to Cran-Gevrier | 4,229.60 mi (6,806.88 km) |
| Oregon to Craponne | 4,178.40 mi (6,724.48 km) |
| Oregon to Creil | 3,968.25 mi (6,386.28 km) |
| Oregon to Crepy-en-Valois | 3,985.12 mi (6,413.44 km) |
| Oregon to Crest | 4,227.24 mi (6,803.08 km) |
| Oregon to Creteil | 3,982.56 mi (6,409.31 km) |
