| Harker Heights to Portage (Michigan) | 1,017.41 mi (1,637.37 km) |
| Harker Heights to Portage (Wisconsin) | 971.93 mi (1,564.18 km) |
| Harker Heights to Portales (New Mexico) | 396.02 mi (637.33 km) |
| Harker Heights to Porterville (California) | 1,276.16 mi (2,053.78 km) |
| Harker Heights to Portland (Maine) | 1,725.83 mi (2,777.45 km) |
| Harker Heights to Portland (Oregon) | 1,673.29 mi (2,692.90 km) |
| Harker Heights to Portland (Tennessee) | 743.34 mi (1,196.29 km) |
| Harker Heights to Portland (Texas) | 219.37 mi (353.04 km) |
| Harker Heights to Portsmouth (New Hampshire) | 1,686.62 mi (2,714.36 km) |
| Harker Heights to Portsmouth (Ohio) | 986.30 mi (1,587.29 km) |
| Harker Heights to Portsmouth (Virginia) | 1,280.86 mi (2,061.35 km) |
| Harker Heights to Post Falls (Idaho) | 1,536.33 mi (2,472.49 km) |
| Harker Heights to Potomac (Maryland) | 1,276.99 mi (2,055.12 km) |
| Harker Heights to Potomac Park (California) | 1,265.16 mi (2,036.07 km) |
| Harker Heights to Pottstown (Pennsylvania) | 1,383.57 mi (2,226.64 km) |
