| Diamond Bar to Harrison (Wisconsin) | 1,720.48 mi (2,768.84 km) |
| Diamond Bar to Harrisonburg (Virginia) | 2,176.04 mi (3,502.00 km) |
| Diamond Bar to Hartford (Connecticut) | 2,489.50 mi (4,006.47 km) |
| Diamond Bar to Hartford (Wisconsin) | 1,702.70 mi (2,740.23 km) |
| Diamond Bar to Hartselle (Alabama) | 1,757.43 mi (2,828.31 km) |
| Diamond Bar to Hartsville (Tennessee) | 1,787.19 mi (2,876.21 km) |
| Diamond Bar to Harvey (Illinois) | 1,718.42 mi (2,765.52 km) |
| Diamond Bar to Harvey (Louisiana) | 1,646.38 mi (2,649.59 km) |
| Diamond Bar to Hasbrouck Heights (New Jersey) | 2,420.57 mi (3,895.52 km) |
| Diamond Bar to Haslett (Michigan) | 1,893.87 mi (3,047.90 km) |
| Diamond Bar to Hastings (Minnesota) | 1,516.82 mi (2,441.08 km) |
| Diamond Bar to Hastings (Nebraska) | 1,157.72 mi (1,863.17 km) |
| Diamond Bar to Hattiesburg (Mississippi) | 1,662.91 mi (2,676.20 km) |
| Diamond Bar to Hauppauge (New York) | 2,465.77 mi (3,968.28 km) |
| Diamond Bar to Havelock (North Carolina) | 2,315.61 mi (3,726.61 km) |
