| Castelo Branco to Borsbeek | 974.73 mi (1,568.67 km) |
| Castelo Branco to Boussu | 915.05 mi (1,472.63 km) |
| Castelo Branco to Braine-l'Alleud | 944.60 mi (1,520.18 km) |
| Castelo Branco to Braine-le-Chateau | 941.67 mi (1,515.47 km) |
| Castelo Branco to Braine-le-Comte | 933.49 mi (1,502.30 km) |
| Castelo Branco to Brasschaat | 979.77 mi (1,576.79 km) |
| Castelo Branco to Brecht | 986.81 mi (1,588.11 km) |
| Castelo Branco to Bredene | 935.69 mi (1,505.85 km) |
| Castelo Branco to Bree | 1,003.45 mi (1,614.90 km) |
| Castelo Branco to Bruges | 940.80 mi (1,514.08 km) |
| Castelo Branco to Brussels | 952.61 mi (1,533.07 km) |
| Castelo Branco to Buggenhout | 956.24 mi (1,538.91 km) |
| Castelo Branco to Chapelle-lez-Herlaimont | 931.03 mi (1,498.36 km) |
| Castelo Branco to Charleroi | 932.11 mi (1,500.09 km) |
| Castelo Branco to Chatelet | 934.62 mi (1,504.12 km) |
