| Penarth to Blumberg | 578.66 mi (931.27 km) |
| Penarth to Bobenheim-Roxheim | 521.90 mi (839.92 km) |
| Penarth to Bobingen | 659.11 mi (1,060.74 km) |
| Penarth to Boblingen | 572.00 mi (920.54 km) |
| Penarth to Bocholt | 420.33 mi (676.46 km) |
| Penarth to Bochum | 446.78 mi (719.02 km) |
| Penarth to Bockenem | 569.97 mi (917.29 km) |
| Penarth to Bockhorn | 490.11 mi (788.75 km) |
| Penarth to Bogen | 721.14 mi (1,160.56 km) |
| Penarth to Bohl-Iggelheim | 524.53 mi (844.16 km) |
| Penarth to Bohmte | 493.45 mi (794.14 km) |
| Penarth to Boizenburg | 599.50 mi (964.80 km) |
| Penarth to Bonen | 469.64 mi (755.81 km) |
| Penarth to Bonn | 447.99 mi (720.97 km) |
| Penarth to Bopfingen | 623.55 mi (1,003.51 km) |
