| Diamond Bar to Buena Park (California) | 14.60 mi (23.49 km) |
| Diamond Bar to Buenaventura Lakes (Florida) | 2,179.21 mi (3,507.09 km) |
| Diamond Bar to Buffalo (Minnesota) | 1,482.46 mi (2,385.78 km) |
| Diamond Bar to Buffalo (New York) | 2,174.98 mi (3,500.30 km) |
| Diamond Bar to Buffalo Grove (Illinois) | 1,708.49 mi (2,749.55 km) |
| Diamond Bar to Buford (Georgia) | 1,927.22 mi (3,101.56 km) |
| Diamond Bar to Bull Run (Virginia) | 2,247.18 mi (3,616.49 km) |
| Diamond Bar to Bullhead City (Arizona) | 201.54 mi (324.34 km) |
| Diamond Bar to Burbank (California) | 31.83 mi (51.22 km) |
| Diamond Bar to Burbank (Illinois) | 1,713.79 mi (2,758.08 km) |
| Diamond Bar to Burien (Washington) | 960.37 mi (1,545.56 km) |
| Diamond Bar to Burkburnett (Texas) | 1,100.49 mi (1,771.07 km) |
| Diamond Bar to Burke (Virginia) | 2,261.00 mi (3,638.73 km) |
| Diamond Bar to Burke Centre (Virginia) | 2,258.97 mi (3,635.46 km) |
| Diamond Bar to Burleson (Texas) | 1,185.80 mi (1,908.37 km) |
