| Seaford to Hormigueros (Puerto Rico) | 4,263.83 mi (6,861.97 km) |
| Seaford to Horn Lake (Mississippi) | 4,404.20 mi (7,087.88 km) |
| Seaford to Hot Springs (Arkansas) | 4,546.09 mi (7,316.22 km) |
| Seaford to Hot Springs Village (Arkansas) | 4,534.37 mi (7,297.36 km) |
| Seaford to Houma (Louisiana) | 4,698.19 mi (7,561.01 km) |
| Seaford to Houston (Texas) | 4,877.40 mi (7,849.42 km) |
| Seaford to Howard (Wisconsin) | 3,875.78 mi (6,237.46 km) |
| Seaford to Huber Heights (Ohio) | 3,934.70 mi (6,332.29 km) |
| Seaford to Hudson (Florida) | 4,424.50 mi (7,120.54 km) |
| Seaford to Hudson (Ohio) | 3,766.12 mi (6,060.98 km) |
| Seaford to Hudson (Wisconsin) | 4,029.00 mi (6,484.05 km) |
| Seaford to Hueytown (Alabama) | 4,356.47 mi (7,011.06 km) |
| Seaford to Hugo (Minnesota) | 4,027.84 mi (6,482.18 km) |
| Seaford to Humacao (Puerto Rico) | 4,206.96 mi (6,770.44 km) |
| Seaford to Humble (Texas) | 4,861.88 mi (7,824.45 km) |
