| Seymour to Coudekerque-Branche | 4,130.25 mi (6,646.99 km) |
| Seymour to Coueron | 4,076.59 mi (6,560.63 km) |
| Seymour to Coulommiers | 4,226.26 mi (6,801.51 km) |
| Seymour to Courbevoic | 4,190.08 mi (6,743.28 km) |
| Seymour to Courcouronnes | 4,205.83 mi (6,768.62 km) |
| Seymour to Cournon-d'Auvergne | 4,331.25 mi (6,970.48 km) |
| Seymour to Courrieres | 4,169.34 mi (6,709.91 km) |
| Seymour to Coutras | 4,211.93 mi (6,778.45 km) |
| Seymour to Couzeix | 4,243.86 mi (6,829.83 km) |
| Seymour to Cran-Gevrier | 4,447.31 mi (7,157.26 km) |
| Seymour to Craponne | 4,395.29 mi (7,073.54 km) |
| Seymour to Creil | 4,188.11 mi (6,740.11 km) |
| Seymour to Crepy-en-Valois | 4,205.11 mi (6,767.47 km) |
| Seymour to Crest | 4,443.07 mi (7,150.43 km) |
| Seymour to Creteil | 4,201.92 mi (6,762.34 km) |
