| Hwlffordd to Barking | 217.10 mi (349.39 km) |
| Hwlffordd to Barnet | 204.42 mi (328.99 km) |
| Hwlffordd to Barnoldswick | 186.53 mi (300.19 km) |
| Hwlffordd to Barnsley | 189.92 mi (305.65 km) |
| Hwlffordd to Barnstaple | 63.33 mi (101.92 km) |
| Hwlffordd to Barrhead | 277.45 mi (446.52 km) |
| Hwlffordd to Barri | 77.89 mi (125.35 km) |
| Hwlffordd to Barrow in Furness | 175.37 mi (282.24 km) |
| Hwlffordd to Barton upon Humber | 229.45 mi (369.27 km) |
| Hwlffordd to Barton upon Irwell | 159.31 mi (256.38 km) |
| Hwlffordd to Barwell | 162.41 mi (261.37 km) |
| Hwlffordd to Basford | 179.73 mi (289.25 km) |
| Hwlffordd to Basildon | 234.30 mi (377.07 km) |
| Hwlffordd to Basingstoke | 170.86 mi (274.98 km) |
| Hwlffordd to Bath | 115.73 mi (186.25 km) |
