| Castelo Branco to Brescia | 980.39 mi (1,577.78 km) |
| Castelo Branco to Bressanone | 1,071.51 mi (1,724.42 km) |
| Castelo Branco to Bresso | 932.62 mi (1,500.90 km) |
| Castelo Branco to Brindisi | 1,338.21 mi (2,153.65 km) |
| Castelo Branco to Broni | 926.07 mi (1,490.36 km) |
| Castelo Branco to Bronte | 1,207.58 mi (1,943.42 km) |
| Castelo Branco to Brugherio | 938.40 mi (1,510.21 km) |
| Castelo Branco to Brugnera | 1,094.45 mi (1,761.35 km) |
| Castelo Branco to Bruino | 842.02 mi (1,355.10 km) |
| Castelo Branco to Brunico | 1,085.73 mi (1,747.32 km) |
| Castelo Branco to Brusciano | 1,153.24 mi (1,855.96 km) |
| Castelo Branco to Bucine | 1,016.43 mi (1,635.78 km) |
| Castelo Branco to Budrio | 1,025.05 mi (1,649.65 km) |
| Castelo Branco to Busca | 830.83 mi (1,337.09 km) |
| Castelo Branco to Bussolengo | 1,008.12 mi (1,622.40 km) |
