| Merthyr Tudful to Bathgate | 287.59 mi (462.83 km) |
| Merthyr Tudful to Batley | 154.62 mi (248.84 km) |
| Merthyr Tudful to Beaconsfield | 117.95 mi (189.82 km) |
| Merthyr Tudful to Bearsden | 291.16 mi (468.57 km) |
| Merthyr Tudful to Bebington | 112.14 mi (180.48 km) |
| Merthyr Tudful to Beccles | 215.40 mi (346.66 km) |
| Merthyr Tudful to Beckenham | 145.94 mi (234.87 km) |
| Merthyr Tudful to Bedford | 126.79 mi (204.04 km) |
| Merthyr Tudful to Bedlington | 245.58 mi (395.22 km) |
| Merthyr Tudful to Bedwas | 12.74 mi (20.50 km) |
| Merthyr Tudful to Bedworth | 95.21 mi (153.22 km) |
| Merthyr Tudful to Beeston | 122.59 mi (197.30 km) |
| Merthyr Tudful to Belfast | 223.66 mi (359.95 km) |
| Merthyr Tudful to Belgrave | 114.35 mi (184.03 km) |
| Merthyr Tudful to Bellshill | 282.65 mi (454.89 km) |
