| Harker Heights to Alenquer | 4,841.07 mi (7,790.95 km) |
| Harker Heights to Alfena | 4,802.97 mi (7,729.64 km) |
| Harker Heights to Alijo | 4,851.67 mi (7,808.01 km) |
| Harker Heights to Aljustrel | 4,915.61 mi (7,910.91 km) |
| Harker Heights to Almada | 4,844.68 mi (7,796.76 km) |
| Harker Heights to Almargem | 4,834.36 mi (7,780.16 km) |
| Harker Heights to Almeirim | 4,856.30 mi (7,815.47 km) |
| Harker Heights to Amadora | 4,839.48 mi (7,788.40 km) |
| Harker Heights to Amarante | 4,823.93 mi (7,763.37 km) |
| Harker Heights to Amares | 4,801.48 mi (7,727.24 km) |
| Harker Heights to Amora | 4,848.15 mi (7,802.34 km) |
| Harker Heights to Anadia | 4,830.02 mi (7,773.17 km) |
| Harker Heights to Angra do Heroismo | 3,930.32 mi (6,325.23 km) |
| Harker Heights to Ansiao | 4,844.71 mi (7,796.80 km) |
| Harker Heights to Anta | 4,804.69 mi (7,732.40 km) |
