| Portchester to Barberino di Mugello | 744.78 mi (1,198.61 km) |
| Portchester to Barcellona-Pozzo di Gotto | 1,185.22 mi (1,907.43 km) |
| Portchester to Bareggio | 594.77 mi (957.18 km) |
| Portchester to Barga | 714.32 mi (1,149.58 km) |
| Portchester to Bari | 1,088.91 mi (1,752.43 km) |
| Portchester to Barletta | 1,057.96 mi (1,702.62 km) |
| Portchester to Baronissi | 1,031.66 mi (1,660.30 km) |
| Portchester to Barrafranca | 1,196.96 mi (1,926.33 km) |
| Portchester to Bassano del Grappa | 685.61 mi (1,103.39 km) |
| Portchester to Battipaglia | 1,045.78 mi (1,683.02 km) |
| Portchester to Beinasco | 568.79 mi (915.38 km) |
| Portchester to Bellinzago Novarese | 576.82 mi (928.31 km) |
| Portchester to Belluno | 690.31 mi (1,110.94 km) |
| Portchester to Belmonte Mezzagno | 1,132.85 mi (1,823.14 km) |
| Portchester to Belpasso | 1,209.23 mi (1,946.06 km) |
