| Rhondda to Bispham | 155.30 mi (249.93 km) |
| Rhondda to Blackburn | 152.43 mi (245.32 km) |
| Rhondda to Blackpool | 152.66 mi (245.69 km) |
| Rhondda to Blairgowrie | 343.80 mi (553.30 km) |
| Rhondda to Blandford Forum | 75.45 mi (121.42 km) |
| Rhondda to Blaydon | 241.65 mi (388.90 km) |
| Rhondda to Bletchley | 117.66 mi (189.36 km) |
| Rhondda to Bloxwich | 91.39 mi (147.08 km) |
| Rhondda to Blunsdon Saint Andrew | 69.83 mi (112.38 km) |
| Rhondda to Blyth | 254.88 mi (410.19 km) |
| Rhondda to Bo'ness | 304.17 mi (489.52 km) |
| Rhondda to Bodmin | 97.49 mi (156.89 km) |
| Rhondda to Bognor Regis | 131.90 mi (212.27 km) |
| Rhondda to Bolsover | 143.16 mi (230.39 km) |
| Rhondda to Bolton | 141.77 mi (228.16 km) |
