| Gretna to Brighton | 4,643.76 mi (7,473.41 km) |
| Gretna to Brimington | 4,538.64 mi (7,304.23 km) |
| Gretna to Brislington | 4,531.37 mi (7,292.53 km) |
| Gretna to Bristol | 4,528.70 mi (7,288.24 km) |
| Gretna to Brixham | 4,513.09 mi (7,263.12 km) |
| Gretna to Brixton | 4,629.68 mi (7,450.75 km) |
| Gretna to Broadstairs | 4,694.99 mi (7,555.86 km) |
| Gretna to Broadstone | 4,568.56 mi (7,352.39 km) |
| Gretna to Broadwater | 4,633.87 mi (7,457.49 km) |
| Gretna to Brockworth | 4,538.47 mi (7,303.96 km) |
| Gretna to Bromborough | 4,474.48 mi (7,200.99 km) |
| Gretna to Bromley | 4,636.47 mi (7,461.68 km) |
| Gretna to Bromsgrove | 4,531.81 mi (7,293.24 km) |
| Gretna to Broughton Astley | 4,560.89 mi (7,340.04 km) |
| Gretna to Broughty Ferry | 4,418.34 mi (7,110.62 km) |
