| Harker Heights to Arapgir | 6,833.71 mi (10,997.80 km) |
| Harker Heights to Ardahan | 6,845.40 mi (11,016.60 km) |
| Harker Heights to Ardesen | 6,790.54 mi (10,928.32 km) |
| Harker Heights to Arhavi | 6,791.80 mi (10,930.34 km) |
| Harker Heights to Aricak | 6,912.49 mi (11,124.58 km) |
| Harker Heights to Armutlu | 6,424.07 mi (10,338.53 km) |
| Harker Heights to Arnavutkoy | 6,387.59 mi (10,279.84 km) |
| Harker Heights to Arpacay | 6,878.63 mi (11,070.08 km) |
| Harker Heights to Arsin | 6,772.47 mi (10,899.24 km) |
| Harker Heights to Arsuz | 6,889.01 mi (11,086.79 km) |
| Harker Heights to Artvin | 6,815.57 mi (10,968.60 km) |
| Harker Heights to Asagicinik | 6,642.47 mi (10,690.02 km) |
| Harker Heights to Asarcik | 6,652.84 mi (10,706.71 km) |
| Harker Heights to Askale | 6,853.61 mi (11,029.81 km) |
| Harker Heights to Aslanapa | 6,527.35 mi (10,504.75 km) |
