| Boulder City to Bierun | 5,868.43 mi (9,444.33 km) |
| Boulder City to Bierun Stary | 5,870.69 mi (9,447.96 km) |
| Boulder City to Bilgoraj | 5,935.47 mi (9,552.21 km) |
| Boulder City to Biskupiec | 5,703.59 mi (9,179.04 km) |
| Boulder City to Blachownia | 5,828.61 mi (9,380.24 km) |
| Boulder City to Blonie | 5,789.92 mi (9,317.97 km) |
| Boulder City to Bochnia | 5,911.09 mi (9,512.98 km) |
| Boulder City to Bogatynia | 5,715.60 mi (9,198.37 km) |
| Boulder City to Boguszow-Gorce | 5,756.87 mi (9,264.79 km) |
| Boulder City to Boleslawiec | 5,712.70 mi (9,193.70 km) |
| Boulder City to Braniewo | 5,647.99 mi (9,089.57 km) |
| Boulder City to Brodnica | 5,700.64 mi (9,174.29 km) |
| Boulder City to Brwinow | 5,795.64 mi (9,327.19 km) |
| Boulder City to Brzeg | 5,785.48 mi (9,310.83 km) |
| Boulder City to Brzeg Dolny | 5,743.20 mi (9,242.80 km) |
