| Seal Beach to Havelock (North Carolina) | 2,333.82 mi (3,755.92 km) |
| Seal Beach to Haverhill (Massachusetts) | 2,588.85 mi (4,166.35 km) |
| Seal Beach to Havre de Grace (Maryland) | 2,338.49 mi (3,763.44 km) |
| Seal Beach to Hawaiian Gardens (California) | 5.27 mi (8.47 km) |
| Seal Beach to Hawaiian Paradise Park (Hawaii) | 2,462.66 mi (3,963.26 km) |
| Seal Beach to Hawthorne (California) | 19.35 mi (31.13 km) |
| Seal Beach to Hawthorne (New Jersey) | 2,436.21 mi (3,920.70 km) |
| Seal Beach to Hayden (Idaho) | 970.49 mi (1,561.86 km) |
| Seal Beach to Hayesville (Oregon) | 818.18 mi (1,316.73 km) |
| Seal Beach to Hays (Kansas) | 1,099.87 mi (1,770.06 km) |
| Seal Beach to Haysville (Kansas) | 1,189.88 mi (1,914.93 km) |
| Seal Beach to Hayward (California) | 349.67 mi (562.75 km) |
| Seal Beach to Hazel Crest (Illinois) | 1,736.86 mi (2,795.21 km) |
| Seal Beach to Hazel Dell (Washington) | 858.84 mi (1,382.17 km) |
| Seal Beach to Hazel Park (Michigan) | 1,978.33 mi (3,183.82 km) |
