| Boussu to Coin | 1,041.36 mi (1,675.90 km) |
| Boussu to Colindres | 593.74 mi (955.53 km) |
| Boussu to Collado-Villalba | 774.34 mi (1,246.18 km) |
| Boussu to Colmenar Viejo | 767.15 mi (1,234.61 km) |
| Boussu to Colmenarejo | 779.03 mi (1,253.72 km) |
| Boussu to Conil de la Frontera | 1,095.23 mi (1,762.60 km) |
| Boussu to Consuegra | 839.03 mi (1,350.28 km) |
| Boussu to Corbera de Llobregat | 629.32 mi (1,012.79 km) |
| Boussu to Cordoba | 964.10 mi (1,551.57 km) |
| Boussu to Coria del Rio | 1,030.45 mi (1,658.35 km) |
| Boussu to Crevillente | 871.64 mi (1,402.77 km) |
| Boussu to Cuarte de Huerva | 651.61 mi (1,048.66 km) |
| Boussu to Cubellas | 645.32 mi (1,038.55 km) |
| Boussu to Cuellar | 734.82 mi (1,182.58 km) |
| Boussu to Cuenca | 771.82 mi (1,242.12 km) |
