| Penarth to Brownhills | 99.17 mi (159.59 km) |
| Penarth to Broxbourne | 136.93 mi (220.37 km) |
| Penarth to Broxburn | 311.44 mi (501.21 km) |
| Penarth to Bryn | 144.57 mi (232.67 km) |
| Penarth to Buckhurst Hill | 138.49 mi (222.89 km) |
| Penarth to Buckie | 431.63 mi (694.65 km) |
| Penarth to Buckingham | 101.32 mi (163.05 km) |
| Penarth to Buckley | 120.41 mi (193.79 km) |
| Penarth to Bucksburn | 399.09 mi (642.27 km) |
| Penarth to Bude | 72.75 mi (117.08 km) |
| Penarth to Bulwell | 136.95 mi (220.40 km) |
| Penarth to Burbage | 108.45 mi (174.53 km) |
| Penarth to Burgess Hill | 135.84 mi (218.61 km) |
| Penarth to Burnham | 108.26 mi (174.22 km) |
| Penarth to Burnham-on-Sea | 15.32 mi (24.66 km) |
