| Penarth to Boppard | 476.40 mi (766.68 km) |
| Penarth to Borgentreich | 533.66 mi (858.85 km) |
| Penarth to Borgholzhausen | 492.13 mi (792.01 km) |
| Penarth to Borken | 431.00 mi (693.63 km) |
| Penarth to Borna | 676.39 mi (1,088.55 km) |
| Penarth to Bornheim | 443.59 mi (713.88 km) |
| Penarth to Bosel | 482.78 mi (776.96 km) |
| Penarth to Bottrop | 434.03 mi (698.50 km) |
| Penarth to Bovenden | 562.35 mi (905.02 km) |
| Penarth to Brackenheim | 563.57 mi (906.98 km) |
| Penarth to Brake | 508.12 mi (817.73 km) |
| Penarth to Brakel | 530.21 mi (853.30 km) |
| Penarth to Bramsche | 479.55 mi (771.76 km) |
| Penarth to Brand | 407.56 mi (655.91 km) |
| Penarth to Brand-Erbisdorf | 714.32 mi (1,149.59 km) |
