| Glenmont to Cognac | 3,790.18 mi (6,099.70 km) |
| Glenmont to Cogolin | 4,167.83 mi (6,707.47 km) |
| Glenmont to Colmar | 4,055.53 mi (6,526.74 km) |
| Glenmont to Colombes | 3,818.16 mi (6,144.73 km) |
| Glenmont to Colomiers | 3,922.71 mi (6,313.00 km) |
| Glenmont to Combs-la-Ville | 3,837.71 mi (6,176.20 km) |
| Glenmont to Comines | 3,803.06 mi (6,120.44 km) |
| Glenmont to Compiegne | 3,829.48 mi (6,162.95 km) |
| Glenmont to Concarneau | 3,578.05 mi (5,758.32 km) |
| Glenmont to Conde-sur-l'Escaut | 3,834.71 mi (6,171.37 km) |
| Glenmont to Conflans-Sainte-Honorine | 3,809.74 mi (6,131.18 km) |
| Glenmont to Corbas | 4,021.86 mi (6,472.55 km) |
| Glenmont to Corbeil-Essonnes | 3,835.87 mi (6,173.24 km) |
| Glenmont to Cormeilles-en-Parisis | 3,814.73 mi (6,139.21 km) |
| Glenmont to Cosne sur Loire | 3,886.80 mi (6,255.21 km) |
