| Welwyn Garden City to Boppard | 355.19 mi (571.62 km) |
| Welwyn Garden City to Borgentreich | 404.56 mi (651.07 km) |
| Welwyn Garden City to Borgholzhausen | 362.02 mi (582.62 km) |
| Welwyn Garden City to Borken | 301.41 mi (485.07 km) |
| Welwyn Garden City to Borna | 547.79 mi (881.58 km) |
| Welwyn Garden City to Bornheim | 319.24 mi (513.76 km) |
| Welwyn Garden City to Bosel | 353.07 mi (568.21 km) |
| Welwyn Garden City to Bottrop | 305.46 mi (491.58 km) |
| Welwyn Garden City to Bovenden | 433.10 mi (697.00 km) |
| Welwyn Garden City to Brackenheim | 448.35 mi (721.55 km) |
| Welwyn Garden City to Brake | 379.06 mi (610.04 km) |
| Welwyn Garden City to Brakel | 400.75 mi (644.95 km) |
| Welwyn Garden City to Bramsche | 349.24 mi (562.04 km) |
| Welwyn Garden City to Brand | 284.25 mi (457.45 km) |
| Welwyn Garden City to Brand-Erbisdorf | 586.10 mi (943.24 km) |
