| Harker Heights to Harrison (Wisconsin) | 1,040.29 mi (1,674.18 km) |
| Harker Heights to Harrisonburg (Virginia) | 1,178.33 mi (1,896.33 km) |
| Harker Heights to Hartford (Connecticut) | 1,564.68 mi (2,518.11 km) |
| Harker Heights to Hartford (Wisconsin) | 987.60 mi (1,589.39 km) |
| Harker Heights to Hartselle (Alabama) | 664.08 mi (1,068.74 km) |
| Harker Heights to Hartsville (Tennessee) | 755.31 mi (1,215.55 km) |
| Harker Heights to Harvey (Illinois) | 915.52 mi (1,473.38 km) |
| Harker Heights to Harvey (Louisiana) | 458.35 mi (737.64 km) |
| Harker Heights to Hasbrouck Heights (New Jersey) | 1,475.50 mi (2,374.59 km) |
| Harker Heights to Haslett (Michigan) | 1,087.38 mi (1,749.97 km) |
| Harker Heights to Hastings (Minnesota) | 979.79 mi (1,576.82 km) |
| Harker Heights to Hastings (Nebraska) | 660.39 mi (1,062.79 km) |
| Harker Heights to Hattiesburg (Mississippi) | 492.44 mi (792.50 km) |
| Harker Heights to Hauppauge (New York) | 1,517.18 mi (2,441.66 km) |
| Harker Heights to Havelock (North Carolina) | 1,229.05 mi (1,977.97 km) |
