| Opelika to Hoyo de Manzanares | 4,388.54 mi (7,062.66 km) |
| Opelika to Huelva | 4,321.22 mi (6,954.34 km) |
| Opelika to Huercal de Almeria | 4,560.64 mi (7,339.64 km) |
| Opelika to Huercal-Overa | 4,571.84 mi (7,357.67 km) |
| Opelika to Huesca | 4,516.06 mi (7,267.90 km) |
| Opelika to Huetor Vega | 4,495.96 mi (7,235.54 km) |
| Opelika to Huetor-Tajar | 4,470.45 mi (7,194.50 km) |
| Opelika to Humanes de Madrid | 4,400.91 mi (7,082.58 km) |
| Opelika to Ibi | 4,604.50 mi (7,410.22 km) |
| Opelika to Ibiza | 4,694.89 mi (7,555.69 km) |
| Opelika to Icod de los Vinos | 4,027.18 mi (6,481.11 km) |
| Opelika to Igualada | 4,627.44 mi (7,447.14 km) |
| Opelika to Illescas | 4,404.16 mi (7,087.80 km) |
| Opelika to Inca | 4,742.98 mi (7,633.09 km) |
| Opelika to Ingenio | 4,109.84 mi (6,614.14 km) |
