| Rio Maior to Bistrita | 1,751.80 mi (2,819.25 km) |
| Rio Maior to Blaj | 1,718.53 mi (2,765.71 km) |
| Rio Maior to Bocsa | 1,608.64 mi (2,588.85 km) |
| Rio Maior to Boldesti-Scaeni | 1,817.90 mi (2,925.62 km) |
| Rio Maior to Bolintin Vale | 1,804.81 mi (2,904.57 km) |
| Rio Maior to Borsa | 1,763.22 mi (2,837.62 km) |
| Rio Maior to Botosani | 1,856.68 mi (2,988.04 km) |
| Rio Maior to Brad | 1,664.63 mi (2,678.96 km) |
| Rio Maior to Bragadiru | 1,815.66 mi (2,922.02 km) |
| Rio Maior to Braila | 1,911.71 mi (3,076.60 km) |
| Rio Maior to Brasov | 1,798.49 mi (2,894.39 km) |
| Rio Maior to Breaza | 1,800.03 mi (2,896.87 km) |
| Rio Maior to Bucharest | 1,821.93 mi (2,932.12 km) |
| Rio Maior to Buftea | 1,814.18 mi (2,919.64 km) |
| Rio Maior to Buhusi | 1,853.38 mi (2,982.72 km) |
