| Narbonne to Bistrita | 1,078.45 mi (1,735.60 km) |
| Narbonne to Blaj | 1,044.65 mi (1,681.21 km) |
| Narbonne to Bocsa | 935.45 mi (1,505.47 km) |
| Narbonne to Boldesti-Scaeni | 1,145.54 mi (1,843.57 km) |
| Narbonne to Bolintin Vale | 1,134.05 mi (1,825.08 km) |
| Narbonne to Borsa | 1,090.79 mi (1,755.45 km) |
| Narbonne to Botosani | 1,184.11 mi (1,905.65 km) |
| Narbonne to Brad | 990.75 mi (1,594.46 km) |
| Narbonne to Bragadiru | 1,145.13 mi (1,842.90 km) |
| Narbonne to Braila | 1,238.83 mi (1,993.71 km) |
| Narbonne to Brasov | 1,125.04 mi (1,810.57 km) |
| Narbonne to Breaza | 1,127.35 mi (1,814.29 km) |
| Narbonne to Bucharest | 1,151.19 mi (1,852.65 km) |
| Narbonne to Buftea | 1,143.03 mi (1,839.52 km) |
| Narbonne to Buhusi | 1,179.54 mi (1,898.29 km) |
