| Radolfzell am Bodensee to Borgosesia | 143.22 mi (230.49 km) |
| Radolfzell am Bodensee to Boscoreale | 553.04 mi (890.03 km) |
| Radolfzell am Bodensee to Boscotrecase | 551.62 mi (887.75 km) |
| Radolfzell am Bodensee to Botticino Sera | 163.45 mi (263.04 km) |
| Radolfzell am Bodensee to Bovalino Marina | 754.89 mi (1,214.88 km) |
| Radolfzell am Bodensee to Boves | 244.54 mi (393.54 km) |
| Radolfzell am Bodensee to Boville Ernica | 474.69 mi (763.93 km) |
| Radolfzell am Bodensee to Bovisio Masciago | 146.50 mi (235.77 km) |
| Radolfzell am Bodensee to Bovolone | 200.13 mi (322.08 km) |
| Radolfzell am Bodensee to Bra | 216.27 mi (348.05 km) |
| Radolfzell am Bodensee to Bracciano | 419.74 mi (675.50 km) |
| Radolfzell am Bodensee to Brandizzo | 184.63 mi (297.14 km) |
| Radolfzell am Bodensee to Breganze | 186.81 mi (300.64 km) |
| Radolfzell am Bodensee to Brembate | 149.97 mi (241.35 km) |
| Radolfzell am Bodensee to Brescia | 162.86 mi (262.10 km) |
