| Owings Mills to Barberino di Mugello | 4,325.51 mi (6,961.23 km) |
| Owings Mills to Barcellona-Pozzo di Gotto | 4,714.18 mi (7,586.74 km) |
| Owings Mills to Bareggio | 4,179.81 mi (6,726.75 km) |
| Owings Mills to Barga | 4,290.23 mi (6,904.45 km) |
| Owings Mills to Bari | 4,673.41 mi (7,521.13 km) |
| Owings Mills to Barletta | 4,640.82 mi (7,468.67 km) |
| Owings Mills to Baronissi | 4,596.03 mi (7,396.59 km) |
| Owings Mills to Barrafranca | 4,697.96 mi (7,560.63 km) |
| Owings Mills to Bassano del Grappa | 4,286.94 mi (6,899.17 km) |
| Owings Mills to Battipaglia | 4,610.24 mi (7,419.47 km) |
| Owings Mills to Beinasco | 4,133.71 mi (6,652.56 km) |
| Owings Mills to Bellinzago Novarese | 4,161.06 mi (6,696.58 km) |
| Owings Mills to Belluno | 4,294.66 mi (6,911.58 km) |
| Owings Mills to Belmonte Mezzagno | 4,634.73 mi (7,458.88 km) |
| Owings Mills to Belpasso | 4,725.38 mi (7,604.77 km) |
