| Glenn Dale to Hoyo de Manzanares | 3,754.75 mi (6,042.69 km) |
| Glenn Dale to Huelva | 3,701.06 mi (5,956.28 km) |
| Glenn Dale to Huercal de Almeria | 3,936.23 mi (6,334.74 km) |
| Glenn Dale to Huercal-Overa | 3,945.30 mi (6,349.35 km) |
| Glenn Dale to Huesca | 3,876.32 mi (6,238.34 km) |
| Glenn Dale to Huetor Vega | 3,872.04 mi (6,231.45 km) |
| Glenn Dale to Huetor-Tajar | 3,846.96 mi (6,191.09 km) |
| Glenn Dale to Humanes de Madrid | 3,768.08 mi (6,064.14 km) |
| Glenn Dale to Ibi | 3,973.00 mi (6,393.93 km) |
| Glenn Dale to Ibiza | 4,060.78 mi (6,535.20 km) |
| Glenn Dale to Icod de los Vinos | 3,470.58 mi (5,585.36 km) |
| Glenn Dale to Igualada | 3,987.44 mi (6,417.17 km) |
| Glenn Dale to Illescas | 3,771.70 mi (6,069.96 km) |
| Glenn Dale to Inca | 4,105.78 mi (6,607.62 km) |
| Glenn Dale to Ingenio | 3,552.49 mi (5,717.18 km) |
