| Roudnice nad Labem to Borgosesia | 426.87 mi (686.97 km) |
| Roudnice nad Labem to Boscoreale | 667.44 mi (1,074.14 km) |
| Roudnice nad Labem to Boscotrecase | 666.28 mi (1,072.27 km) |
| Roudnice nad Labem to Botticino Sera | 385.82 mi (620.92 km) |
| Roudnice nad Labem to Bovalino Marina | 853.29 mi (1,373.23 km) |
| Roudnice nad Labem to Boves | 524.69 mi (844.41 km) |
| Roudnice nad Labem to Boville Ernica | 607.51 mi (977.69 km) |
| Roudnice nad Labem to Bovisio Masciago | 407.46 mi (655.74 km) |
| Roudnice nad Labem to Bovolone | 385.81 mi (620.90 km) |
| Roudnice nad Labem to Bra | 495.44 mi (797.33 km) |
| Roudnice nad Labem to Bracciano | 583.67 mi (939.33 km) |
| Roudnice nad Labem to Brandizzo | 469.11 mi (754.96 km) |
| Roudnice nad Labem to Breganze | 349.35 mi (562.22 km) |
| Roudnice nad Labem to Brembate | 398.05 mi (640.59 km) |
| Roudnice nad Labem to Brescia | 385.77 mi (620.84 km) |
