| Grimbergen to Bistrita | 944.96 mi (1,520.77 km) |
| Grimbergen to Blaj | 948.34 mi (1,526.21 km) |
| Grimbergen to Bocsa | 883.36 mi (1,421.64 km) |
| Grimbergen to Boldesti-Scaeni | 1,076.05 mi (1,731.73 km) |
| Grimbergen to Bolintin Vale | 1,085.30 mi (1,746.63 km) |
| Grimbergen to Borsa | 938.19 mi (1,509.87 km) |
| Grimbergen to Botosani | 1,022.91 mi (1,646.22 km) |
| Grimbergen to Brad | 902.22 mi (1,451.98 km) |
| Grimbergen to Bragadiru | 1,097.22 mi (1,765.80 km) |
| Grimbergen to Braila | 1,150.01 mi (1,850.76 km) |
| Grimbergen to Brasov | 1,037.11 mi (1,669.06 km) |
| Grimbergen to Breaza | 1,055.08 mi (1,697.99 km) |
| Grimbergen to Bucharest | 1,100.36 mi (1,770.86 km) |
| Grimbergen to Buftea | 1,088.92 mi (1,752.45 km) |
| Grimbergen to Buhusi | 1,051.76 mi (1,692.64 km) |
