| Mountain Ash to Belvedere Park (Georgia) | 4,064.74 mi (6,541.57 km) |
| Mountain Ash to Belvidere (Illinois) | 3,847.72 mi (6,192.31 km) |
| Mountain Ash to Bemidji (Minnesota) | 3,830.30 mi (6,164.27 km) |
| Mountain Ash to Benbrook (Texas) | 4,647.68 mi (7,479.72 km) |
| Mountain Ash to Bend (Oregon) | 4,858.28 mi (7,818.65 km) |
| Mountain Ash to Benicia (California) | 5,222.74 mi (8,405.19 km) |
| Mountain Ash to Bensenville (Illinois) | 3,825.93 mi (6,157.24 km) |
| Mountain Ash to Bensville (Maryland) | 3,539.54 mi (5,696.33 km) |
| Mountain Ash to Benton (Arkansas) | 4,359.67 mi (7,016.21 km) |
| Mountain Ash to Bentonville (Arkansas) | 4,336.54 mi (6,978.99 km) |
| Mountain Ash to Berea (Kentucky) | 3,883.43 mi (6,249.77 km) |
| Mountain Ash to Berea (Ohio) | 3,614.09 mi (5,816.32 km) |
| Mountain Ash to Berea (South Carolina) | 3,936.73 mi (6,335.56 km) |
| Mountain Ash to Bergenfield (New Jersey) | 3,315.02 mi (5,335.01 km) |
| Mountain Ash to Berkeley (California) | 5,237.97 mi (8,429.70 km) |
