| Idar-Oberstein to Bressanone | 287.71 mi (463.03 km) |
| Idar-Oberstein to Bresso | 301.50 mi (485.22 km) |
| Idar-Oberstein to Brindisi | 811.40 mi (1,305.83 km) |
| Idar-Oberstein to Broni | 333.89 mi (537.35 km) |
| Idar-Oberstein to Bronte | 904.49 mi (1,455.64 km) |
| Idar-Oberstein to Brugherio | 301.98 mi (485.98 km) |
| Idar-Oberstein to Brugnera | 357.65 mi (575.58 km) |
| Idar-Oberstein to Bruino | 324.45 mi (522.15 km) |
| Idar-Oberstein to Brunico | 292.79 mi (471.21 km) |
| Idar-Oberstein to Brusciano | 698.10 mi (1,123.48 km) |
| Idar-Oberstein to Bucine | 476.16 mi (766.31 km) |
| Idar-Oberstein to Budrio | 407.92 mi (656.49 km) |
| Idar-Oberstein to Busca | 358.99 mi (577.74 km) |
| Idar-Oberstein to Bussolengo | 336.33 mi (541.27 km) |
| Idar-Oberstein to Busto Arsizio | 292.13 mi (470.14 km) |
