| Boom to Bistrita | 947.22 mi (1,524.40 km) |
| Boom to Blaj | 951.37 mi (1,531.08 km) |
| Boom to Bocsa | 887.47 mi (1,428.25 km) |
| Boom to Boldesti-Scaeni | 1,079.27 mi (1,736.91 km) |
| Boom to Bolintin Vale | 1,088.90 mi (1,752.42 km) |
| Boom to Borsa | 940.05 mi (1,512.87 km) |
| Boom to Botosani | 1,024.35 mi (1,648.54 km) |
| Boom to Brad | 905.55 mi (1,457.34 km) |
| Boom to Bragadiru | 1,100.80 mi (1,771.57 km) |
| Boom to Braila | 1,152.68 mi (1,855.06 km) |
| Boom to Brasov | 1,040.06 mi (1,673.81 km) |
| Boom to Breaza | 1,058.30 mi (1,703.17 km) |
| Boom to Bucharest | 1,103.89 mi (1,776.54 km) |
| Boom to Buftea | 1,092.41 mi (1,758.07 km) |
| Boom to Buhusi | 1,053.85 mi (1,696.01 km) |
