| Idar-Oberstein to Bierun Stary | 524.35 mi (843.86 km) |
| Idar-Oberstein to Bilgoraj | 684.19 mi (1,101.10 km) |
| Idar-Oberstein to Biskupiec | 648.90 mi (1,044.30 km) |
| Idar-Oberstein to Blachownia | 519.64 mi (836.27 km) |
| Idar-Oberstein to Blonie | 603.01 mi (970.45 km) |
| Idar-Oberstein to Bochnia | 584.10 mi (940.02 km) |
| Idar-Oberstein to Bogatynia | 347.08 mi (558.57 km) |
| Idar-Oberstein to Boguszow-Gorce | 399.18 mi (642.41 km) |
| Idar-Oberstein to Boleslawiec | 378.16 mi (608.59 km) |
| Idar-Oberstein to Braniewo | 620.98 mi (999.37 km) |
| Idar-Oberstein to Brodnica | 573.80 mi (923.44 km) |
| Idar-Oberstein to Brwinow | 606.40 mi (975.91 km) |
| Idar-Oberstein to Brzeg | 455.62 mi (733.25 km) |
| Idar-Oberstein to Brzeg Dolny | 427.01 mi (687.20 km) |
| Idar-Oberstein to Brzesko | 592.30 mi (953.22 km) |
