| Roudnice nad Labem to Bistrita | 518.08 mi (833.77 km) |
| Roudnice nad Labem to Blaj | 531.39 mi (855.19 km) |
| Roudnice nad Labem to Bocsa | 490.29 mi (789.04 km) |
| Roudnice nad Labem to Boldesti-Scaeni | 660.69 mi (1,063.28 km) |
| Roudnice nad Labem to Bolintin Vale | 676.40 mi (1,088.57 km) |
| Roudnice nad Labem to Borsa | 507.94 mi (817.45 km) |
| Roudnice nad Labem to Botosani | 590.28 mi (949.97 km) |
| Roudnice nad Labem to Brad | 491.31 mi (790.69 km) |
| Roudnice nad Labem to Bragadiru | 687.95 mi (1,107.14 km) |
| Roudnice nad Labem to Braila | 726.56 mi (1,169.29 km) |
| Roudnice nad Labem to Brasov | 618.03 mi (994.62 km) |
| Roudnice nad Labem to Breaza | 639.89 mi (1,029.81 km) |
| Roudnice nad Labem to Bucharest | 689.91 mi (1,110.30 km) |
| Roudnice nad Labem to Buftea | 677.96 mi (1,091.07 km) |
| Roudnice nad Labem to Buhusi | 622.94 mi (1,002.53 km) |
