| Dundalk to Brownhills | 3,529.44 mi (5,680.08 km) |
| Dundalk to Broxbourne | 3,625.22 mi (5,834.23 km) |
| Dundalk to Broxburn | 3,412.16 mi (5,491.34 km) |
| Dundalk to Bryn | 3,484.44 mi (5,607.66 km) |
| Dundalk to Buckhurst Hill | 3,630.13 mi (5,842.12 km) |
| Dundalk to Buckie | 3,405.46 mi (5,480.56 km) |
| Dundalk to Buckingham | 3,580.86 mi (5,762.83 km) |
| Dundalk to Buckley | 3,473.31 mi (5,589.76 km) |
| Dundalk to Bucksburn | 3,441.44 mi (5,538.47 km) |
| Dundalk to Bude | 3,457.68 mi (5,564.60 km) |
| Dundalk to Bulwell | 3,551.93 mi (5,716.28 km) |
| Dundalk to Burbage | 3,555.32 mi (5,721.73 km) |
| Dundalk to Burgess Hill | 3,638.49 mi (5,855.59 km) |
| Dundalk to Burnham | 3,603.75 mi (5,799.68 km) |
| Dundalk to Burnham-on-Sea | 3,514.06 mi (5,655.33 km) |
