| Harker Heights to Timberwood Park (Texas) | 106.31 mi (171.09 km) |
| Harker Heights to Timonium (Maryland) | 1,316.75 mi (2,119.10 km) |
| Harker Heights to Tinley Park (Illinois) | 908.27 mi (1,461.72 km) |
| Harker Heights to Tinton Falls (New Jersey) | 1,461.09 mi (2,351.39 km) |
| Harker Heights to Tipp City (Ohio) | 973.58 mi (1,566.82 km) |
| Harker Heights to Titusville (Florida) | 1,022.10 mi (1,644.91 km) |
| Harker Heights to Toledo (Ohio) | 1,069.37 mi (1,720.99 km) |
| Harker Heights to Tomball (Texas) | 137.59 mi (221.43 km) |
| Harker Heights to Tonawanda (New York) | 1,318.78 mi (2,122.37 km) |
| Harker Heights to Tooele (Utah) | 1,048.46 mi (1,687.34 km) |
| Harker Heights to Topeka (Kansas) | 562.06 mi (904.55 km) |
| Harker Heights to Torrance (California) | 1,219.82 mi (1,963.11 km) |
| Harker Heights to Torrington (Connecticut) | 1,544.89 mi (2,486.25 km) |
| Harker Heights to Totowa (New Jersey) | 1,469.26 mi (2,364.55 km) |
| Harker Heights to Town 'n' Country (Florida) | 929.15 mi (1,495.32 km) |
