| Belgrade to Bicaz | 306.93 mi (493.96 km) |
| Belgrade to Bistrita | 251.29 mi (404.42 km) |
| Belgrade to Blaj | 191.70 mi (308.51 km) |
| Belgrade to Bocsa | 72.04 mi (115.93 km) |
| Belgrade to Boldesti-Scaeni | 272.82 mi (439.06 km) |
| Belgrade to Bolintin Vale | 261.67 mi (421.12 km) |
| Belgrade to Borsa | 280.50 mi (451.42 km) |
| Belgrade to Botosani | 358.78 mi (577.41 km) |
| Belgrade to Brad | 144.66 mi (232.80 km) |
| Belgrade to Bragadiru | 273.05 mi (439.44 km) |
| Belgrade to Braila | 367.19 mi (590.94 km) |
| Belgrade to Brasov | 257.55 mi (414.48 km) |
| Belgrade to Breaza | 255.36 mi (410.97 km) |
| Belgrade to Bucharest | 278.76 mi (448.63 km) |
| Belgrade to Buftea | 270.15 mi (434.76 km) |
