| Llantrisant to Barking | 148.46 mi (238.92 km) |
| Llantrisant to Barnet | 136.47 mi (219.62 km) |
| Llantrisant to Barnoldswick | 171.27 mi (275.63 km) |
| Llantrisant to Barnsley | 160.25 mi (257.90 km) |
| Llantrisant to Barnstaple | 43.52 mi (70.04 km) |
| Llantrisant to Barrhead | 297.17 mi (478.25 km) |
| Llantrisant to Barri | 10.49 mi (16.88 km) |
| Llantrisant to Barrow in Furness | 177.60 mi (285.81 km) |
| Llantrisant to Barton upon Humber | 192.18 mi (309.29 km) |
| Llantrisant to Barton upon Irwell | 140.27 mi (225.75 km) |
| Llantrisant to Barwell | 111.60 mi (179.61 km) |
| Llantrisant to Basford | 136.18 mi (219.16 km) |
| Llantrisant to Basildon | 166.02 mi (267.18 km) |
| Llantrisant to Basingstoke | 100.40 mi (161.59 km) |
| Llantrisant to Bath | 45.10 mi (72.59 km) |
