| Potomac Park to Bitonto | 6,451.00 mi (10,381.88 km) |
| Potomac Park to Bitritto | 6,459.24 mi (10,395.14 km) |
| Potomac Park to Bollate | 5,977.07 mi (9,619.16 km) |
| Potomac Park to Bologna | 6,102.35 mi (9,820.78 km) |
| Potomac Park to Bolzano | 5,994.33 mi (9,646.94 km) |
| Potomac Park to Bomporto | 6,079.93 mi (9,784.70 km) |
| Potomac Park to Bonate di Sopra | 5,983.94 mi (9,630.22 km) |
| Potomac Park to Bondeno | 6,083.54 mi (9,790.51 km) |
| Potomac Park to Bordighera | 6,023.66 mi (9,694.14 km) |
| Potomac Park to Borgaro Torinese | 5,951.81 mi (9,578.52 km) |
| Potomac Park to Borgo a Buggiano | 6,116.42 mi (9,843.42 km) |
| Potomac Park to Borgo San Dalmazzo | 5,989.01 mi (9,638.37 km) |
| Potomac Park to Borgo San Lorenzo | 6,133.03 mi (9,870.15 km) |
| Potomac Park to Borgomanero | 5,948.86 mi (9,573.77 km) |
| Potomac Park to Borgoricco | 6,065.74 mi (9,761.87 km) |
