| Gretna to Brescia | 5,227.79 mi (8,413.31 km) |
| Gretna to Bressanone | 5,249.20 mi (8,447.77 km) |
| Gretna to Bresso | 5,183.65 mi (8,342.28 km) |
| Gretna to Brindisi | 5,735.77 mi (9,230.83 km) |
| Gretna to Broni | 5,202.16 mi (8,372.07 km) |
| Gretna to Bronte | 5,704.18 mi (9,180.00 km) |
| Gretna to Brugherio | 5,188.14 mi (8,349.50 km) |
| Gretna to Brugnera | 5,313.26 mi (8,550.87 km) |
| Gretna to Bruino | 5,125.73 mi (8,249.06 km) |
| Gretna to Brunico | 5,258.01 mi (8,461.95 km) |
| Gretna to Brusciano | 5,570.47 mi (8,964.81 km) |
| Gretna to Bucine | 5,356.77 mi (8,620.88 km) |
| Gretna to Budrio | 5,316.89 mi (8,556.70 km) |
| Gretna to Busca | 5,141.30 mi (8,274.12 km) |
| Gretna to Bussolengo | 5,256.96 mi (8,460.26 km) |
