| Boulogne-Billancourt to Calafell | 528.53 mi (850.58 km) |
| Boulogne-Billancourt to Calahorra | 495.09 mi (796.77 km) |
| Boulogne-Billancourt to Calasparra | 758.56 mi (1,220.78 km) |
| Boulogne-Billancourt to Calatayud | 550.43 mi (885.83 km) |
| Boulogne-Billancourt to Caldas de Montbuy | 497.65 mi (800.89 km) |
| Boulogne-Billancourt to Caldas de Reyes | 677.72 mi (1,090.68 km) |
| Boulogne-Billancourt to Calella | 499.16 mi (803.32 km) |
| Boulogne-Billancourt to Callosa de Segura | 756.35 mi (1,217.23 km) |
| Boulogne-Billancourt to Calpe | 712.48 mi (1,146.62 km) |
| Boulogne-Billancourt to Calvia | 640.60 mi (1,030.95 km) |
| Boulogne-Billancourt to Camas | 892.15 mi (1,435.77 km) |
| Boulogne-Billancourt to Cambados | 688.58 mi (1,108.16 km) |
| Boulogne-Billancourt to Cambre | 634.78 mi (1,021.58 km) |
| Boulogne-Billancourt to Cambrils | 539.83 mi (868.77 km) |
| Boulogne-Billancourt to Campo de Criptana | 703.54 mi (1,132.24 km) |
