| Harker Heights to Kenosha (Wisconsin) | 960.99 mi (1,546.57 km) |
| Harker Heights to Kent (Ohio) | 1,142.37 mi (1,838.47 km) |
| Harker Heights to Kent (Washington) | 1,719.48 mi (2,767.24 km) |
| Harker Heights to Kentwood (Michigan) | 1,051.49 mi (1,692.21 km) |
| Harker Heights to Kerman (California) | 1,340.42 mi (2,157.20 km) |
| Harker Heights to Kernersville (North Carolina) | 1,067.44 mi (1,717.88 km) |
| Harker Heights to Kerrville (Texas) | 113.02 mi (181.89 km) |
| Harker Heights to Kettering (Maryland) | 1,294.83 mi (2,083.82 km) |
| Harker Heights to Kettering (Ohio) | 964.67 mi (1,552.49 km) |
| Harker Heights to Kewanee (Illinois) | 824.05 mi (1,326.17 km) |
| Harker Heights to Key Biscayne (Florida) | 1,123.87 mi (1,808.70 km) |
| Harker Heights to Key Largo (Florida) | 1,125.97 mi (1,812.08 km) |
| Harker Heights to Key West (Florida) | 1,066.95 mi (1,717.09 km) |
| Harker Heights to Keystone (Florida) | 925.40 mi (1,489.29 km) |
| Harker Heights to Kihei (Hawaii) | 3,681.62 mi (5,925.00 km) |
