| Diamond Bar to Beacon (New York) | 2,424.14 mi (3,901.27 km) |
| Diamond Bar to Bear (Delaware) | 2,341.27 mi (3,767.92 km) |
| Diamond Bar to Beatrice (Nebraska) | 1,235.18 mi (1,987.84 km) |
| Diamond Bar to Beaufort (South Carolina) | 2,134.72 mi (3,435.50 km) |
| Diamond Bar to Beaumont (California) | 48.53 mi (78.10 km) |
| Diamond Bar to Beaumont (Texas) | 1,409.15 mi (2,267.81 km) |
| Diamond Bar to Beaver Dam (Wisconsin) | 1,682.75 mi (2,708.12 km) |
| Diamond Bar to Beavercreek (Ohio) | 1,895.65 mi (3,050.75 km) |
| Diamond Bar to Beaverton (Oregon) | 835.98 mi (1,345.37 km) |
| Diamond Bar to Beckley (West Virginia) | 2,053.87 mi (3,305.39 km) |
| Diamond Bar to Bedford (Indiana) | 1,764.58 mi (2,839.81 km) |
| Diamond Bar to Bedford (Ohio) | 2,032.17 mi (3,270.45 km) |
| Diamond Bar to Bedford (Texas) | 1,193.26 mi (1,920.36 km) |
| Diamond Bar to Bedford Heights (Ohio) | 2,033.79 mi (3,273.07 km) |
| Diamond Bar to Beech Grove (Indiana) | 1,788.08 mi (2,877.64 km) |
