| Seabrook to Hoyo de Manzanares | 3,757.06 mi (6,046.41 km) |
| Seabrook to Huelva | 3,703.44 mi (5,960.12 km) |
| Seabrook to Huercal de Almeria | 3,938.59 mi (6,338.55 km) |
| Seabrook to Huercal-Overa | 3,947.66 mi (6,353.14 km) |
| Seabrook to Huesca | 3,878.58 mi (6,241.97 km) |
| Seabrook to Huetor Vega | 3,874.41 mi (6,235.26 km) |
| Seabrook to Huetor-Tajar | 3,849.33 mi (6,194.90 km) |
| Seabrook to Humanes de Madrid | 3,770.40 mi (6,067.87 km) |
| Seabrook to Ibi | 3,975.33 mi (6,397.67 km) |
| Seabrook to Ibiza | 4,063.09 mi (6,538.91 km) |
| Seabrook to Icod de los Vinos | 3,473.07 mi (5,589.36 km) |
| Seabrook to Igualada | 3,989.70 mi (6,420.80 km) |
| Seabrook to Illescas | 3,774.02 mi (6,073.69 km) |
| Seabrook to Inca | 4,108.06 mi (6,611.29 km) |
| Seabrook to Ingenio | 3,554.98 mi (5,721.19 km) |
