| Harker Heights to Nowy Dwor Mazowiecki | 5,578.98 mi (8,978.51 km) |
| Harker Heights to Nowy Sacz | 5,704.04 mi (9,179.76 km) |
| Harker Heights to Nowy Targ | 5,687.78 mi (9,153.60 km) |
| Harker Heights to Nowy Tomysl | 5,432.82 mi (8,743.28 km) |
| Harker Heights to Nysa | 5,551.46 mi (8,934.22 km) |
| Harker Heights to Oborniki | 5,441.85 mi (8,757.81 km) |
| Harker Heights to Oborniki Slaskie | 5,501.54 mi (8,853.87 km) |
| Harker Heights to Olawa | 5,530.65 mi (8,900.73 km) |
| Harker Heights to Olecko | 5,562.68 mi (8,952.26 km) |
| Harker Heights to Olesnica | 5,522.17 mi (8,887.08 km) |
| Harker Heights to Olesno | 5,571.31 mi (8,966.16 km) |
| Harker Heights to Olkusz | 5,636.28 mi (9,070.72 km) |
| Harker Heights to Olsztyn | 5,511.69 mi (8,870.21 km) |
| Harker Heights to Opalenica | 5,442.65 mi (8,759.10 km) |
| Harker Heights to Opoczno | 5,611.98 mi (9,031.61 km) |
