| Seal Beach to Hazelwood (Missouri) | 1,574.29 mi (2,533.58 km) |
| Seal Beach to Hazleton (Pennsylvania) | 2,341.62 mi (3,768.48 km) |
| Seal Beach to Healdsburg (California) | 429.50 mi (691.21 km) |
| Seal Beach to Heath (Ohio) | 2,002.01 mi (3,221.92 km) |
| Seal Beach to Heber (Utah) | 593.57 mi (955.25 km) |
| Seal Beach to Helena (Alabama) | 1,790.16 mi (2,880.99 km) |
| Seal Beach to Helena (Montana) | 942.34 mi (1,516.55 km) |
| Seal Beach to Hemet (California) | 61.75 mi (99.37 km) |
| Seal Beach to Henderson (Kentucky) | 1,724.10 mi (2,774.67 km) |
| Seal Beach to Henderson (Nevada) | 232.18 mi (373.66 km) |
| Seal Beach to Henderson (North Carolina) | 2,234.75 mi (3,596.49 km) |
| Seal Beach to Henderson (Texas) | 1,351.04 mi (2,174.29 km) |
| Seal Beach to Hendersonville (North Carolina) | 2,018.96 mi (3,249.21 km) |
| Seal Beach to Hendersonville (Tennessee) | 1,781.44 mi (2,866.95 km) |
| Seal Beach to Hercules (California) | 375.68 mi (604.60 km) |
