| Idar-Oberstein to Bahcesaray | 1,916.28 mi (3,083.96 km) |
| Idar-Oberstein to Balikesir | 1,220.90 mi (1,964.85 km) |
| Idar-Oberstein to Balya | 1,203.62 mi (1,937.04 km) |
| Idar-Oberstein to Banaz | 1,336.91 mi (2,151.56 km) |
| Idar-Oberstein to Bandirma | 1,192.00 mi (1,918.34 km) |
| Idar-Oberstein to Bartin | 1,322.55 mi (2,128.43 km) |
| Idar-Oberstein to Baskale | 1,972.63 mi (3,174.63 km) |
| Idar-Oberstein to Baskil | 1,724.55 mi (2,775.39 km) |
| Idar-Oberstein to Basmakci | 1,386.66 mi (2,231.61 km) |
| Idar-Oberstein to Batman | 1,853.06 mi (2,982.21 km) |
| Idar-Oberstein to Battalgazi | 1,710.90 mi (2,753.42 km) |
| Idar-Oberstein to Bayat | 1,443.71 mi (2,323.42 km) |
| Idar-Oberstein to Bayburt | 1,718.83 mi (2,766.18 km) |
| Idar-Oberstein to Bayindir | 1,278.65 mi (2,057.79 km) |
| Idar-Oberstein to Baykan | 1,870.07 mi (3,009.58 km) |
