| Langley Park to Barberino di Mugello | 4,350.87 mi (7,002.04 km) |
| Langley Park to Barcellona-Pozzo di Gotto | 4,738.33 mi (7,625.61 km) |
| Langley Park to Bareggio | 4,205.35 mi (6,767.85 km) |
| Langley Park to Barga | 4,315.51 mi (6,945.15 km) |
| Langley Park to Bari | 4,698.67 mi (7,561.78 km) |
| Langley Park to Barletta | 4,666.05 mi (7,509.28 km) |
| Langley Park to Baronissi | 4,620.88 mi (7,436.59 km) |
| Langley Park to Barrafranca | 4,721.71 mi (7,598.85 km) |
| Langley Park to Bassano del Grappa | 4,312.88 mi (6,940.90 km) |
| Langley Park to Battipaglia | 4,635.09 mi (7,459.46 km) |
| Langley Park to Beinasco | 4,158.94 mi (6,693.17 km) |
| Langley Park to Bellinzago Novarese | 4,186.60 mi (6,737.68 km) |
| Langley Park to Belluno | 4,320.75 mi (6,953.58 km) |
| Langley Park to Belmonte Mezzagno | 4,658.56 mi (7,497.23 km) |
| Langley Park to Belpasso | 4,749.33 mi (7,643.30 km) |
