| Derry to Borgosatollo | 1,012.84 mi (1,630.01 km) |
| Derry to Borgosesia | 936.40 mi (1,506.99 km) |
| Derry to Boscoreale | 1,399.10 mi (2,251.64 km) |
| Derry to Boscotrecase | 1,397.66 mi (2,249.32 km) |
| Derry to Botticino Sera | 1,009.74 mi (1,625.02 km) |
| Derry to Bovalino Marina | 1,597.64 mi (2,571.16 km) |
| Derry to Boves | 988.85 mi (1,591.40 km) |
| Derry to Boville Ernica | 1,318.46 mi (2,121.85 km) |
| Derry to Bovisio Masciago | 969.93 mi (1,560.95 km) |
| Derry to Bovolone | 1,054.01 mi (1,696.27 km) |
| Derry to Bra | 977.64 mi (1,573.36 km) |
| Derry to Bracciano | 1,253.13 mi (2,016.72 km) |
| Derry to Brandizzo | 951.52 mi (1,531.32 km) |
| Derry to Breganze | 1,046.57 mi (1,684.29 km) |
| Derry to Brembate | 983.82 mi (1,583.31 km) |
