| Potomac Park to Brescia | 6,011.73 mi (9,674.95 km) |
| Potomac Park to Bressanone | 5,991.45 mi (9,642.30 km) |
| Potomac Park to Bresso | 5,980.02 mi (9,623.92 km) |
| Potomac Park to Brindisi | 6,515.45 mi (10,485.60 km) |
| Potomac Park to Broni | 6,007.42 mi (9,668.01 km) |
| Potomac Park to Bronte | 6,581.08 mi (10,591.22 km) |
| Potomac Park to Brugherio | 5,982.76 mi (9,628.31 km) |
| Potomac Park to Brugnera | 6,061.62 mi (9,755.24 km) |
| Potomac Park to Bruino | 5,952.89 mi (9,580.24 km) |
| Potomac Park to Brunico | 5,995.24 mi (9,648.41 km) |
| Potomac Park to Brusciano | 6,393.43 mi (10,289.23 km) |
| Potomac Park to Bucine | 6,165.55 mi (9,922.49 km) |
| Potomac Park to Budrio | 6,105.14 mi (9,825.28 km) |
| Potomac Park to Busca | 5,978.92 mi (9,622.14 km) |
| Potomac Park to Bussolengo | 6,034.82 mi (9,712.10 km) |
