| Seal Beach to Hillcrest Heights (Maryland) | 2,296.43 mi (3,695.74 km) |
| Seal Beach to Hilliard (Ohio) | 1,964.13 mi (3,160.96 km) |
| Seal Beach to Hillsboro (Oregon) | 853.19 mi (1,373.08 km) |
| Seal Beach to Hillsborough (California) | 356.24 mi (573.32 km) |
| Seal Beach to Hillsborough (New Jersey) | 2,411.92 mi (3,881.61 km) |
| Seal Beach to Hilo (Hawaii) | 2,465.42 mi (3,967.71 km) |
| Seal Beach to Hilton Head Island (South Carolina) | 2,154.24 mi (3,466.92 km) |
| Seal Beach to Hinesville (Georgia) | 2,110.84 mi (3,397.07 km) |
| Seal Beach to Hinsdale (Illinois) | 1,727.07 mi (2,779.45 km) |
| Seal Beach to Hobart (Indiana) | 1,757.66 mi (2,828.67 km) |
| Seal Beach to Hobbs (New Mexico) | 863.85 mi (1,390.23 km) |
| Seal Beach to Hobe Sound (Florida) | 2,293.41 mi (3,690.88 km) |
| Seal Beach to Hoboken (New Jersey) | 2,443.74 mi (3,932.81 km) |
| Seal Beach to Hockessin (Delaware) | 2,360.48 mi (3,798.83 km) |
| Seal Beach to Hoffman Estates (Illinois) | 1,718.85 mi (2,766.23 km) |
