| Security-Widefield to Coudekerque-Branche | 4,835.31 mi (7,781.68 km) |
| Security-Widefield to Coueron | 4,843.88 mi (7,795.47 km) |
| Security-Widefield to Coulommiers | 4,953.61 mi (7,972.06 km) |
| Security-Widefield to Courbevoic | 4,920.45 mi (7,918.70 km) |
| Security-Widefield to Courcouronnes | 4,938.45 mi (7,947.66 km) |
| Security-Widefield to Cournon-d'Auvergne | 5,091.26 mi (8,193.59 km) |
| Security-Widefield to Courrieres | 4,878.51 mi (7,851.20 km) |
| Security-Widefield to Coutras | 4,995.06 mi (8,038.77 km) |
| Security-Widefield to Couzeix | 5,011.92 mi (8,065.91 km) |
| Security-Widefield to Cran-Gevrier | 5,190.97 mi (8,354.05 km) |
| Security-Widefield to Craponne | 5,147.65 mi (8,284.35 km) |
| Security-Widefield to Creil | 4,913.31 mi (7,907.21 km) |
| Security-Widefield to Crepy-en-Valois | 4,928.66 mi (7,931.92 km) |
| Security-Widefield to Crest | 5,204.31 mi (8,375.52 km) |
| Security-Widefield to Creteil | 4,932.50 mi (7,938.10 km) |
