| Seal Beach to Hereford (Texas) | 896.73 mi (1,443.15 km) |
| Seal Beach to Hermiston (Oregon) | 836.99 mi (1,347.01 km) |
| Seal Beach to Hermitage (Pennsylvania) | 2,108.98 mi (3,394.08 km) |
| Seal Beach to Hermosa Beach (California) | 20.16 mi (32.45 km) |
| Seal Beach to Hernando (Mississippi) | 1,599.23 mi (2,573.71 km) |
| Seal Beach to Herndon (Virginia) | 2,273.12 mi (3,658.24 km) |
| Seal Beach to Herriman (Utah) | 572.24 mi (920.93 km) |
| Seal Beach to Herrin (Illinois) | 1,644.90 mi (2,647.21 km) |
| Seal Beach to Hershey (Pennsylvania) | 2,307.84 mi (3,714.11 km) |
| Seal Beach to Hesperia (California) | 62.06 mi (99.87 km) |
| Seal Beach to Hewitt (Texas) | 1,223.30 mi (1,968.72 km) |
| Seal Beach to Hialeah (Florida) | 2,315.07 mi (3,725.75 km) |
| Seal Beach to Hialeah Gardens (Florida) | 2,311.58 mi (3,720.13 km) |
| Seal Beach to Hibbing (Minnesota) | 1,608.93 mi (2,589.33 km) |
| Seal Beach to Hickory (North Carolina) | 2,078.67 mi (3,345.30 km) |
