| Nieuwkoop to Bistrita | 945.34 mi (1,521.38 km) |
| Nieuwkoop to Blaj | 955.41 mi (1,537.58 km) |
| Nieuwkoop to Bocsa | 900.31 mi (1,448.91 km) |
| Nieuwkoop to Boldesti-Scaeni | 1,084.39 mi (1,745.16 km) |
| Nieuwkoop to Bolintin Vale | 1,096.99 mi (1,765.43 km) |
| Nieuwkoop to Borsa | 935.19 mi (1,505.04 km) |
| Nieuwkoop to Botosani | 1,015.97 mi (1,635.05 km) |
| Nieuwkoop to Brad | 912.14 mi (1,467.95 km) |
| Nieuwkoop to Bragadiru | 1,108.76 mi (1,784.38 km) |
| Nieuwkoop to Braila | 1,153.33 mi (1,856.10 km) |
| Nieuwkoop to Brasov | 1,043.19 mi (1,678.86 km) |
| Nieuwkoop to Breaza | 1,063.46 mi (1,711.48 km) |
| Nieuwkoop to Bucharest | 1,111.34 mi (1,788.53 km) |
| Nieuwkoop to Buftea | 1,099.61 mi (1,769.65 km) |
| Nieuwkoop to Buhusi | 1,050.32 mi (1,690.32 km) |
