| Boussu to Calafell | 646.79 mi (1,040.90 km) |
| Boussu to Calahorra | 625.05 mi (1,005.92 km) |
| Boussu to Calasparra | 885.16 mi (1,424.53 km) |
| Boussu to Calatayud | 679.27 mi (1,093.18 km) |
| Boussu to Caldas de Montbuy | 613.00 mi (986.53 km) |
| Boussu to Caldas de Reyes | 799.46 mi (1,286.60 km) |
| Boussu to Calella | 611.54 mi (984.17 km) |
| Boussu to Callosa de Segura | 881.01 mi (1,417.85 km) |
| Boussu to Calpe | 834.89 mi (1,343.62 km) |
| Boussu to Calvia | 753.48 mi (1,212.61 km) |
| Boussu to Camas | 1,022.63 mi (1,645.77 km) |
| Boussu to Cambados | 810.27 mi (1,304.00 km) |
| Boussu to Cambre | 754.93 mi (1,214.94 km) |
| Boussu to Cambrils | 660.35 mi (1,062.74 km) |
| Boussu to Campo de Criptana | 833.09 mi (1,340.73 km) |
