| Markham to Coudekerque-Branche | 4,074.47 mi (6,557.23 km) |
| Markham to Coueron | 4,039.71 mi (6,501.28 km) |
| Markham to Coulommiers | 4,177.45 mi (6,722.96 km) |
| Markham to Courbevoic | 4,142.04 mi (6,665.97 km) |
| Markham to Courcouronnes | 4,158.53 mi (6,692.51 km) |
| Markham to Cournon-d'Auvergne | 4,292.96 mi (6,908.85 km) |
| Markham to Courrieres | 4,114.93 mi (6,622.33 km) |
| Markham to Coutras | 4,180.79 mi (6,728.32 km) |
| Markham to Couzeix | 4,207.85 mi (6,771.87 km) |
| Markham to Cran-Gevrier | 4,404.31 mi (7,088.05 km) |
| Markham to Craponne | 4,354.81 mi (7,008.39 km) |
| Markham to Creil | 4,138.51 mi (6,660.28 km) |
| Markham to Crepy-en-Valois | 4,155.08 mi (6,686.95 km) |
| Markham to Crest | 4,405.57 mi (7,090.07 km) |
| Markham to Creteil | 4,153.99 mi (6,685.20 km) |
