| Duluth to Ayr | 3,585.68 mi (5,770.60 km) |
| Duluth to Bacup | 3,731.39 mi (6,005.09 km) |
| Duluth to Baguley | 3,739.96 mi (6,018.88 km) |
| Duluth to Baildon | 3,741.02 mi (6,020.59 km) |
| Duluth to Bailleston | 3,589.81 mi (5,777.24 km) |
| Duluth to Balderton | 3,805.09 mi (6,123.70 km) |
| Duluth to Baldock | 3,866.41 mi (6,222.39 km) |
| Duluth to Balham | 3,889.11 mi (6,258.92 km) |
| Duluth to Bamber Bridge | 3,714.50 mi (5,977.91 km) |
| Duluth to Banbridge | 3,567.21 mi (5,740.87 km) |
| Duluth to Banbury | 3,823.27 mi (6,152.95 km) |
| Duluth to Bangor | 3,577.05 mi (5,756.70 km) |
| Duluth to Bangor | 3,681.24 mi (5,924.39 km) |
| Duluth to Banstead | 3,892.05 mi (6,263.66 km) |
| Duluth to Bargoed | 3,769.37 mi (6,066.21 km) |
