| Idar-Oberstein to Benevento | 693.84 mi (1,116.63 km) |
| Idar-Oberstein to Bergamo | 298.32 mi (480.10 km) |
| Idar-Oberstein to Bernalda | 787.05 mi (1,266.64 km) |
| Idar-Oberstein to Bertinoro | 446.30 mi (718.24 km) |
| Idar-Oberstein to Besana in Brianza | 291.88 mi (469.73 km) |
| Idar-Oberstein to Besozzo | 274.09 mi (441.10 km) |
| Idar-Oberstein to Biancavilla | 913.72 mi (1,470.49 km) |
| Idar-Oberstein to Biassono | 296.04 mi (476.43 km) |
| Idar-Oberstein to Bibbiano | 378.62 mi (609.32 km) |
| Idar-Oberstein to Bibbiena | 466.74 mi (751.15 km) |
| Idar-Oberstein to Biella | 288.51 mi (464.31 km) |
| Idar-Oberstein to Bisceglie | 734.15 mi (1,181.50 km) |
| Idar-Oberstein to Bisignano | 829.82 mi (1,335.46 km) |
| Idar-Oberstein to Bitetto | 753.29 mi (1,212.30 km) |
| Idar-Oberstein to Bitonto | 746.57 mi (1,201.49 km) |
