| Idar-Oberstein to Blackburn | 502.80 mi (809.18 km) |
| Idar-Oberstein to Blackpool | 525.30 mi (845.39 km) |
| Idar-Oberstein to Blairgowrie | 647.30 mi (1,041.74 km) |
| Idar-Oberstein to Blandford Forum | 425.55 mi (684.85 km) |
| Idar-Oberstein to Blaydon | 525.60 mi (845.87 km) |
| Idar-Oberstein to Bletchley | 384.46 mi (618.73 km) |
| Idar-Oberstein to Bloxwich | 450.31 mi (724.71 km) |
| Idar-Oberstein to Blunsdon Saint Andrew | 419.40 mi (674.96 km) |
| Idar-Oberstein to Blyth | 526.80 mi (847.81 km) |
| Idar-Oberstein to Bo'ness | 629.01 mi (1,012.29 km) |
| Idar-Oberstein to Bodmin | 535.29 mi (861.47 km) |
| Idar-Oberstein to Bognor Regis | 360.49 mi (580.15 km) |
| Idar-Oberstein to Bolsover | 442.42 mi (712.00 km) |
| Idar-Oberstein to Bolton | 495.17 mi (796.90 km) |
| Idar-Oberstein to Bonhill | 656.84 mi (1,057.08 km) |
