| Reston to Barberino di Mugello | 4,368.32 mi (7,030.14 km) |
| Reston to Barcellona-Pozzo di Gotto | 4,756.37 mi (7,654.63 km) |
| Reston to Bareggio | 4,222.71 mi (6,795.79 km) |
| Reston to Barga | 4,333.01 mi (6,973.30 km) |
| Reston to Bari | 4,716.18 mi (7,589.96 km) |
| Reston to Barletta | 4,683.57 mi (7,537.48 km) |
| Reston to Baronissi | 4,638.60 mi (7,465.10 km) |
| Reston to Barrafranca | 4,739.90 mi (7,628.14 km) |
| Reston to Bassano del Grappa | 4,330.01 mi (6,968.48 km) |
| Reston to Battipaglia | 4,652.81 mi (7,487.97 km) |
| Reston to Beinasco | 4,176.46 mi (6,721.37 km) |
| Reston to Bellinzago Novarese | 4,203.96 mi (6,765.62 km) |
| Reston to Belluno | 4,337.79 mi (6,980.99 km) |
| Reston to Belmonte Mezzagno | 4,676.73 mi (7,526.46 km) |
| Reston to Belpasso | 4,767.45 mi (7,672.46 km) |
