| San Marcos to Coudekerque-Branche | 5,561.94 mi (8,951.08 km) |
| San Marcos to Coueron | 5,595.36 mi (9,004.86 km) |
| San Marcos to Coulommiers | 5,688.21 mi (9,154.28 km) |
| San Marcos to Courbevoic | 5,656.66 mi (9,103.51 km) |
| San Marcos to Courcouronnes | 5,675.38 mi (9,133.64 km) |
| San Marcos to Cournon-d'Auvergne | 5,837.72 mi (9,394.90 km) |
| San Marcos to Courrieres | 5,606.35 mi (9,022.55 km) |
| San Marcos to Coutras | 5,751.19 mi (9,255.64 km) |
| San Marcos to Couzeix | 5,762.23 mi (9,273.41 km) |
| San Marcos to Cran-Gevrier | 5,929.84 mi (9,543.16 km) |
| San Marcos to Craponne | 5,890.53 mi (9,479.89 km) |
| San Marcos to Creil | 5,647.47 mi (9,088.72 km) |
| San Marcos to Crepy-en-Valois | 5,661.96 mi (9,112.05 km) |
| San Marcos to Crest | 5,950.23 mi (9,575.97 km) |
| San Marcos to Creteil | 5,668.67 mi (9,122.84 km) |
