| Penarth to Barking | 140.03 mi (225.35 km) |
| Penarth to Barnet | 128.50 mi (206.80 km) |
| Penarth to Barnoldswick | 176.52 mi (284.08 km) |
| Penarth to Barnsley | 163.12 mi (262.51 km) |
| Penarth to Barnstaple | 45.45 mi (73.15 km) |
| Penarth to Barrhead | 306.10 mi (492.62 km) |
| Penarth to Barri | 4.64 mi (7.47 km) |
| Penarth to Barrow in Furness | 185.24 mi (298.12 km) |
| Penarth to Barton upon Humber | 193.09 mi (310.74 km) |
| Penarth to Barton upon Irwell | 145.42 mi (234.03 km) |
| Penarth to Barwell | 110.46 mi (177.77 km) |
| Penarth to Basford | 136.44 mi (219.58 km) |
| Penarth to Basildon | 157.73 mi (253.84 km) |
| Penarth to Basingstoke | 90.57 mi (145.75 km) |
| Penarth to Bath | 35.08 mi (56.46 km) |
