| Buren to Bormujos | 1,212.17 mi (1,950.81 km) |
| Buren to Brenes | 1,195.65 mi (1,924.21 km) |
| Buren to Brunete | 975.53 mi (1,569.96 km) |
| Buren to Bueu | 1,033.39 mi (1,663.08 km) |
| Buren to Bullas | 1,056.89 mi (1,700.90 km) |
| Buren to Bunol | 951.08 mi (1,530.62 km) |
| Buren to Burela de Cabo | 919.41 mi (1,479.65 km) |
| Buren to Burgos | 857.77 mi (1,380.44 km) |
| Buren to Burjasot | 937.04 mi (1,508.02 km) |
| Buren to Burriana | 906.04 mi (1,458.13 km) |
| Buren to Cabanaquinta | 880.47 mi (1,416.98 km) |
| Buren to Cabanillas del Campo | 939.94 mi (1,512.69 km) |
| Buren to Cabra | 1,161.13 mi (1,868.65 km) |
| Buren to Caceres | 1,099.24 mi (1,769.06 km) |
| Buren to Cadiz | 1,268.02 mi (2,040.68 km) |
