| Castelo Branco to Bagnolet | 793.20 mi (1,276.53 km) |
| Castelo Branco to Bagnols-sur-Ceze | 690.13 mi (1,110.66 km) |
| Castelo Branco to Bailleul | 901.97 mi (1,451.57 km) |
| Castelo Branco to Balma | 532.59 mi (857.11 km) |
| Castelo Branco to Bar-le-Duc | 878.29 mi (1,413.48 km) |
| Castelo Branco to Barentin | 788.95 mi (1,269.69 km) |
| Castelo Branco to Basse-Goulaine | 593.49 mi (955.12 km) |
| Castelo Branco to Bastia | 901.00 mi (1,450.02 km) |
| Castelo Branco to Bayeux | 733.70 mi (1,180.78 km) |
| Castelo Branco to Bayonne | 401.06 mi (645.45 km) |
| Castelo Branco to Beaucaire | 682.57 mi (1,098.48 km) |
| Castelo Branco to Beauchamp | 793.94 mi (1,277.72 km) |
| Castelo Branco to Beaumont | 674.43 mi (1,085.39 km) |
| Castelo Branco to Beaumont-sur-Oise | 803.53 mi (1,293.16 km) |
| Castelo Branco to Beaune | 793.07 mi (1,276.32 km) |
