| Alpena to Hoyo de Manzanares | 3,873.90 mi (6,234.43 km) |
| Alpena to Huelva | 3,865.94 mi (6,221.63 km) |
| Alpena to Huercal de Almeria | 4,084.80 mi (6,573.86 km) |
| Alpena to Huercal-Overa | 4,087.09 mi (6,577.54 km) |
| Alpena to Huesca | 3,966.80 mi (6,383.95 km) |
| Alpena to Huetor Vega | 4,023.16 mi (6,474.65 km) |
| Alpena to Huetor-Tajar | 3,999.77 mi (6,437.00 km) |
| Alpena to Humanes de Madrid | 3,890.72 mi (6,261.51 km) |
| Alpena to Ibi | 4,097.40 mi (6,594.12 km) |
| Alpena to Ibiza | 4,173.87 mi (6,717.19 km) |
| Alpena to Icod de los Vinos | 3,761.04 mi (6,052.82 km) |
| Alpena to Igualada | 4,074.93 mi (6,557.96 km) |
| Alpena to Illescas | 3,895.70 mi (6,269.53 km) |
| Alpena to Inca | 4,205.06 mi (6,767.40 km) |
| Alpena to Ingenio | 3,840.43 mi (6,180.58 km) |
