| Harker Heights to Mendota Heights (Minnesota) | 985.75 mi (1,586.41 km) |
| Harker Heights to Menifee (California) | 1,152.89 mi (1,855.40 km) |
| Harker Heights to Menlo Park (California) | 1,463.77 mi (2,355.72 km) |
| Harker Heights to Menomonee Falls (Wisconsin) | 985.02 mi (1,585.24 km) |
| Harker Heights to Menomonie (Wisconsin) | 1,004.79 mi (1,617.06 km) |
| Harker Heights to Mentor (Ohio) | 1,163.87 mi (1,873.07 km) |
| Harker Heights to Mequon (Wisconsin) | 993.94 mi (1,599.59 km) |
| Harker Heights to Merced (California) | 1,370.58 mi (2,205.74 km) |
| Harker Heights to Mercedes (Texas) | 339.22 mi (545.92 km) |
| Harker Heights to Mercer Island (Washington) | 1,726.79 mi (2,779.00 km) |
| Harker Heights to Mercerville (New Jersey) | 1,430.52 mi (2,302.19 km) |
| Harker Heights to Meriden (Connecticut) | 1,553.88 mi (2,500.73 km) |
| Harker Heights to Meridian (Idaho) | 1,341.12 mi (2,158.33 km) |
| Harker Heights to Meridian (Mississippi) | 534.06 mi (859.49 km) |
| Harker Heights to Merriam (Kansas) | 574.76 mi (924.99 km) |
