| Romanshorn to Boppard | 201.01 mi (323.49 km) |
| Romanshorn to Borgentreich | 276.64 mi (445.20 km) |
| Romanshorn to Borgholzhausen | 316.95 mi (510.08 km) |
| Romanshorn to Borken | 315.25 mi (507.35 km) |
| Romanshorn to Borna | 283.31 mi (455.94 km) |
| Romanshorn to Bornheim | 245.00 mi (394.29 km) |
| Romanshorn to Bosel | 381.07 mi (613.27 km) |
| Romanshorn to Bottrop | 294.59 mi (474.10 km) |
| Romanshorn to Bovenden | 279.33 mi (449.54 km) |
| Romanshorn to Brackenheim | 105.85 mi (170.35 km) |
| Romanshorn to Brake | 400.49 mi (644.53 km) |
| Romanshorn to Brakel | 287.06 mi (461.98 km) |
| Romanshorn to Bramsche | 339.68 mi (546.65 km) |
| Romanshorn to Brand | 263.07 mi (423.37 km) |
| Romanshorn to Brand-Erbisdorf | 290.06 mi (466.81 km) |
