| Harker Heights to Montana | 6,078.91 mi (9,783.06 km) |
| Harker Heights to Nova Zagora | 6,224.87 mi (10,017.96 km) |
| Harker Heights to Novi Iskar | 6,112.12 mi (9,836.51 km) |
| Harker Heights to Novi Pazar | 6,225.44 mi (10,018.88 km) |
| Harker Heights to Omurtag | 6,209.82 mi (9,993.74 km) |
| Harker Heights to Panagyurishte | 6,157.23 mi (9,909.10 km) |
| Harker Heights to Parvomay | 6,214.52 mi (10,001.31 km) |
| Harker Heights to Pavlikeni | 6,163.49 mi (9,919.18 km) |
| Harker Heights to Pazardzhik | 6,177.02 mi (9,940.96 km) |
| Harker Heights to Pernik | 6,109.65 mi (9,832.53 km) |
| Harker Heights to Peshtera | 6,183.70 mi (9,951.70 km) |
| Harker Heights to Petrich | 6,172.54 mi (9,933.74 km) |
| Harker Heights to Pleven | 6,130.16 mi (9,865.54 km) |
| Harker Heights to Plovdiv | 6,194.87 mi (9,969.69 km) |
| Harker Heights to Pomorie | 6,278.72 mi (10,104.62 km) |
