| Seaford to Haverhill (Massachusetts) | 3,280.67 mi (5,279.73 km) |
| Seaford to Havre de Grace (Maryland) | 3,624.12 mi (5,832.45 km) |
| Seaford to Hawaiian Gardens (California) | 5,488.96 mi (8,833.63 km) |
| Seaford to Hawaiian Paradise Park (Hawaii) | 7,344.78 mi (11,820.28 km) |
| Seaford to Hawthorne (California) | 5,493.09 mi (8,840.28 km) |
| Seaford to Hawthorne (New Jersey) | 3,482.74 mi (5,604.93 km) |
| Seaford to Hayden (Idaho) | 4,670.16 mi (7,515.89 km) |
| Seaford to Hayesville (Oregon) | 4,998.06 mi (8,043.60 km) |
| Seaford to Hays (Kansas) | 4,564.88 mi (7,346.47 km) |
| Seaford to Haysville (Kansas) | 4,558.04 mi (7,335.45 km) |
| Seaford to Hayward (California) | 5,395.96 mi (8,683.96 km) |
| Seaford to Hazel Crest (Illinois) | 3,996.47 mi (6,431.70 km) |
| Seaford to Hazel Dell (Washington) | 4,949.28 mi (7,965.09 km) |
| Seaford to Hazel Park (Michigan) | 3,777.73 mi (6,079.67 km) |
| Seaford to Hazelwood (Missouri) | 4,231.52 mi (6,809.97 km) |
