| Harrow Weald to Boppard | 357.99 mi (576.13 km) |
| Harrow Weald to Borgentreich | 411.38 mi (662.05 km) |
| Harrow Weald to Borgholzhausen | 370.07 mi (595.57 km) |
| Harrow Weald to Borken | 308.72 mi (496.84 km) |
| Harrow Weald to Borna | 554.22 mi (891.93 km) |
| Harrow Weald to Bornheim | 323.24 mi (520.21 km) |
| Harrow Weald to Bosel | 363.27 mi (584.63 km) |
| Harrow Weald to Bottrop | 311.82 mi (501.83 km) |
| Harrow Weald to Bovenden | 440.05 mi (708.19 km) |
| Harrow Weald to Brackenheim | 449.40 mi (723.24 km) |
| Harrow Weald to Brake | 389.79 mi (627.31 km) |
| Harrow Weald to Brakel | 407.91 mi (656.47 km) |
| Harrow Weald to Bramsche | 358.04 mi (576.21 km) |
| Harrow Weald to Brand | 287.75 mi (463.09 km) |
| Harrow Weald to Brand-Erbisdorf | 592.27 mi (953.17 km) |
