| Portchester to Brescia | 636.93 mi (1,025.05 km) |
| Portchester to Bressanone | 646.68 mi (1,040.74 km) |
| Portchester to Bresso | 598.91 mi (963.85 km) |
| Portchester to Brindisi | 1,152.58 mi (1,854.90 km) |
| Portchester to Broni | 623.70 mi (1,003.75 km) |
| Portchester to Bronte | 1,193.22 mi (1,920.30 km) |
| Portchester to Brugherio | 602.40 mi (969.46 km) |
| Portchester to Brugnera | 712.11 mi (1,146.04 km) |
| Portchester to Bruino | 565.00 mi (909.28 km) |
| Portchester to Brunico | 655.22 mi (1,054.48 km) |
| Portchester to Brusciano | 1,010.52 mi (1,626.28 km) |
| Portchester to Bucine | 783.27 mi (1,260.56 km) |
| Portchester to Budrio | 729.98 mi (1,174.79 km) |
| Portchester to Busca | 591.31 mi (951.62 km) |
| Portchester to Bussolengo | 663.84 mi (1,068.35 km) |
