| Gretna to Bradford | 4,513.14 mi (7,263.20 km) |
| Gretna to Bradford-on-Avon | 4,545.19 mi (7,314.77 km) |
| Gretna to Bradwell | 4,589.11 mi (7,385.46 km) |
| Gretna to Braintree | 4,646.74 mi (7,478.20 km) |
| Gretna to Bramhall | 4,506.14 mi (7,251.93 km) |
| Gretna to Brandon | 4,636.31 mi (7,461.42 km) |
| Gretna to Braunstone | 4,561.05 mi (7,340.30 km) |
| Gretna to Bredbury | 4,506.84 mi (7,253.06 km) |
| Gretna to Brentwood | 4,642.96 mi (7,472.12 km) |
| Gretna to Bridgnorth | 4,513.09 mi (7,263.12 km) |
| Gretna to Bridgwater | 4,519.35 mi (7,273.19 km) |
| Gretna to Bridlington | 4,567.35 mi (7,350.44 km) |
| Gretna to Bridport | 4,537.48 mi (7,302.37 km) |
| Gretna to Brierley Hill | 4,526.08 mi (7,284.02 km) |
| Gretna to Brighouse | 4,513.37 mi (7,263.56 km) |
