| Dublin to Blackburn | 157.50 mi (253.47 km) |
| Dublin to Blackpool | 135.51 mi (218.08 km) |
| Dublin to Blairgowrie | 252.08 mi (405.69 km) |
| Dublin to Blandford Forum | 244.67 mi (393.77 km) |
| Dublin to Blaydon | 214.83 mi (345.74 km) |
| Dublin to Bletchley | 249.77 mi (401.96 km) |
| Dublin to Bloxwich | 184.18 mi (296.41 km) |
| Dublin to Blunsdon Saint Andrew | 223.19 mi (359.18 km) |
| Dublin to Blyth | 227.50 mi (366.12 km) |
| Dublin to Bo'ness | 212.49 mi (341.97 km) |
| Dublin to Bodmin | 209.82 mi (337.67 km) |
| Dublin to Bognor Regis | 296.04 mi (476.44 km) |
| Dublin to Bolsover | 205.51 mi (330.73 km) |
| Dublin to Bolton | 158.36 mi (254.85 km) |
| Dublin to Bonhill | 194.08 mi (312.35 km) |
