| Boulder to Baykan | 6,645.85 mi (10,695.47 km) |
| Boulder to Bayramic | 6,142.25 mi (9,884.99 km) |
| Boulder to Beldibi | 6,361.01 mi (10,237.06 km) |
| Boulder to Belen | 6,611.03 mi (10,639.43 km) |
| Boulder to Bergama | 6,199.20 mi (9,976.65 km) |
| Boulder to Besikduzu | 6,407.44 mi (10,311.78 km) |
| Boulder to Besiri | 6,649.76 mi (10,701.75 km) |
| Boulder to Besni | 6,580.79 mi (10,590.76 km) |
| Boulder to Beydag | 6,290.11 mi (10,122.95 km) |
| Boulder to Beykoz | 6,139.51 mi (9,880.59 km) |
| Boulder to Beylikduzu | 6,134.29 mi (9,872.19 km) |
| Boulder to Beypazari | 6,275.02 mi (10,098.67 km) |
| Boulder to Beysehir | 6,416.55 mi (10,326.43 km) |
| Boulder to Biga | 6,137.61 mi (9,877.53 km) |
| Boulder to Bigadic | 6,211.87 mi (9,997.03 km) |
