| Seal Beach to Harrison (Ohio) | 1,876.18 mi (3,019.42 km) |
| Seal Beach to Harrison (Wisconsin) | 1,741.99 mi (2,803.47 km) |
| Seal Beach to Harrisonburg (Virginia) | 2,195.54 mi (3,533.39 km) |
| Seal Beach to Hartford (Connecticut) | 2,510.11 mi (4,039.63 km) |
| Seal Beach to Hartford (Wisconsin) | 1,723.99 mi (2,774.49 km) |
| Seal Beach to Hartselle (Alabama) | 1,774.81 mi (2,856.29 km) |
| Seal Beach to Hartsville (Tennessee) | 1,805.65 mi (2,905.92 km) |
| Seal Beach to Harvey (Illinois) | 1,739.14 mi (2,798.87 km) |
| Seal Beach to Harvey (Louisiana) | 1,660.45 mi (2,672.24 km) |
| Seal Beach to Hasbrouck Heights (New Jersey) | 2,440.92 mi (3,928.28 km) |
| Seal Beach to Haslett (Michigan) | 1,914.85 mi (3,081.66 km) |
| Seal Beach to Hastings (Minnesota) | 1,538.69 mi (2,476.28 km) |
| Seal Beach to Hastings (Nebraska) | 1,178.75 mi (1,897.01 km) |
| Seal Beach to Hattiesburg (Mississippi) | 1,678.10 mi (2,700.65 km) |
| Seal Beach to Hauppauge (New York) | 2,486.12 mi (4,001.03 km) |
