| Duluth to Barking | 3,893.54 mi (6,266.05 km) |
| Duluth to Barnet | 3,879.56 mi (6,243.55 km) |
| Duluth to Barnoldswick | 3,723.98 mi (5,993.16 km) |
| Duluth to Barnsley | 3,761.82 mi (6,054.06 km) |
| Duluth to Barnstaple | 3,762.44 mi (6,055.07 km) |
| Duluth to Barrhead | 3,582.14 mi (5,764.89 km) |
| Duluth to Barri | 3,778.97 mi (6,081.67 km) |
| Duluth to Barrow in Furness | 3,681.05 mi (5,924.08 km) |
| Duluth to Barton upon Humber | 3,792.38 mi (6,103.25 km) |
| Duluth to Barton upon Irwell | 3,734.19 mi (6,009.60 km) |
| Duluth to Barwell | 3,803.57 mi (6,121.26 km) |
| Duluth to Basford | 3,794.24 mi (6,106.23 km) |
| Duluth to Basildon | 3,906.42 mi (6,286.78 km) |
| Duluth to Basingstoke | 3,862.73 mi (6,216.47 km) |
| Duluth to Bath | 3,812.74 mi (6,136.02 km) |
