| Castelo Branco to Bitonto | 1,270.28 mi (2,044.31 km) |
| Castelo Branco to Bitritto | 1,278.40 mi (2,057.38 km) |
| Castelo Branco to Bollate | 929.95 mi (1,496.62 km) |
| Castelo Branco to Bologna | 1,015.06 mi (1,633.58 km) |
| Castelo Branco to Bolzano | 1,052.93 mi (1,694.53 km) |
| Castelo Branco to Bomporto | 1,003.83 mi (1,615.50 km) |
| Castelo Branco to Bonate di Sopra | 953.52 mi (1,534.54 km) |
| Castelo Branco to Bondeno | 1,024.50 mi (1,648.78 km) |
| Castelo Branco to Bordighera | 826.42 mi (1,329.99 km) |
| Castelo Branco to Borgaro Torinese | 853.59 mi (1,373.72 km) |
| Castelo Branco to Borgo a Buggiano | 977.24 mi (1,572.71 km) |
| Castelo Branco to Borgo San Dalmazzo | 827.83 mi (1,332.26 km) |
| Castelo Branco to Borgo San Lorenzo | 1,009.89 mi (1,625.27 km) |
| Castelo Branco to Borgomanero | 904.05 mi (1,454.93 km) |
| Castelo Branco to Borgoricco | 1,061.14 mi (1,707.75 km) |
