| Boulder City to Bingen am Rhein | 5,559.54 mi (8,947.21 km) |
| Boulder City to Birkenau | 5,604.64 mi (9,019.79 km) |
| Boulder City to Birkenfeld | 5,637.35 mi (9,072.44 km) |
| Boulder City to Bischofsheim | 5,572.35 mi (8,967.83 km) |
| Boulder City to Bischofswerda | 5,682.46 mi (9,145.03 km) |
| Boulder City to Bisingen | 5,674.34 mi (9,131.96 km) |
| Boulder City to Bissendorf | 5,454.38 mi (8,777.98 km) |
| Boulder City to Bitburg | 5,517.22 mi (8,879.11 km) |
| Boulder City to Bitterfeld | 5,604.85 mi (9,020.14 km) |
| Boulder City to Blankenburg | 5,557.32 mi (8,943.64 km) |
| Boulder City to Blankenfelde | 5,596.18 mi (9,006.19 km) |
| Boulder City to Blaubeuren | 5,696.16 mi (9,167.08 km) |
| Boulder City to Bleicherode | 5,565.47 mi (8,956.76 km) |
| Boulder City to Blieskastel | 5,575.90 mi (8,973.54 km) |
| Boulder City to Blomberg | 5,496.19 mi (8,845.27 km) |
