| Havre de Grace to Hilliard (Ohio) | 375.33 mi (604.04 km) |
| Havre de Grace to Hillsboro (Oregon) | 2,384.57 mi (3,837.60 km) |
| Havre de Grace to Hillsborough (California) | 2,474.84 mi (3,982.88 km) |
| Havre de Grace to Hillsborough (New Jersey) | 101.86 mi (163.92 km) |
| Havre de Grace to Hilo (Hawaii) | 4,788.50 mi (7,706.34 km) |
| Havre de Grace to Hilton Head Island (South Carolina) | 570.61 mi (918.31 km) |
| Havre de Grace to Hinesville (Georgia) | 616.11 mi (991.54 km) |
| Havre de Grace to Hinsdale (Illinois) | 637.70 mi (1,026.28 km) |
| Havre de Grace to Hobart (Indiana) | 601.04 mi (967.28 km) |
| Havre de Grace to Hobbs (New Mexico) | 1,574.04 mi (2,533.17 km) |
| Havre de Grace to Hobe Sound (Florida) | 892.49 mi (1,436.33 km) |
| Havre de Grace to Hoboken (New Jersey) | 137.78 mi (221.74 km) |
| Havre de Grace to Hockessin (Delaware) | 28.21 mi (45.40 km) |
| Havre de Grace to Hoffman Estates (Illinois) | 652.20 mi (1,049.62 km) |
| Havre de Grace to Holbrook (New York) | 182.34 mi (293.45 km) |
