| Marcq-en-Baroeul to Bistrita | 998.47 mi (1,606.88 km) |
| Marcq-en-Baroeul to Blaj | 999.85 mi (1,609.11 km) |
| Marcq-en-Baroeul to Bocsa | 931.51 mi (1,499.12 km) |
| Marcq-en-Baroeul to Boldesti-Scaeni | 1,126.92 mi (1,813.61 km) |
| Marcq-en-Baroeul to Bolintin Vale | 1,135.00 mi (1,826.61 km) |
| Marcq-en-Baroeul to Borsa | 992.60 mi (1,597.44 km) |
| Marcq-en-Baroeul to Botosani | 1,078.17 mi (1,735.15 km) |
| Marcq-en-Baroeul to Brad | 952.88 mi (1,533.51 km) |
| Marcq-en-Baroeul to Bragadiru | 1,146.95 mi (1,845.83 km) |
| Marcq-en-Baroeul to Braila | 1,202.39 mi (1,935.07 km) |
| Marcq-en-Baroeul to Brasov | 1,088.78 mi (1,752.23 km) |
| Marcq-en-Baroeul to Breaza | 1,105.98 mi (1,779.91 km) |
| Marcq-en-Baroeul to Bucharest | 1,150.29 mi (1,851.22 km) |
| Marcq-en-Baroeul to Buftea | 1,138.97 mi (1,833.00 km) |
| Marcq-en-Baroeul to Buhusi | 1,105.62 mi (1,779.32 km) |
