| Harker Heights to Crawfordsville (Indiana) | 864.97 mi (1,392.04 km) |
| Harker Heights to Crest Hill (Illinois) | 898.42 mi (1,445.87 km) |
| Harker Heights to Crestview (Florida) | 656.13 mi (1,055.94 km) |
| Harker Heights to Crestwood (Illinois) | 914.58 mi (1,471.88 km) |
| Harker Heights to Crestwood (Missouri) | 661.64 mi (1,064.81 km) |
| Harker Heights to Creve Coeur (Missouri) | 664.92 mi (1,070.08 km) |
| Harker Heights to Crofton (Maryland) | 1,303.12 mi (2,097.17 km) |
| Harker Heights to Crossville (Tennessee) | 800.77 mi (1,288.71 km) |
| Harker Heights to Crowley (Louisiana) | 318.55 mi (512.66 km) |
| Harker Heights to Crowley (Texas) | 106.42 mi (171.26 km) |
| Harker Heights to Crown Point (Indiana) | 915.89 mi (1,473.99 km) |
| Harker Heights to Crystal (Minnesota) | 993.30 mi (1,598.57 km) |
| Harker Heights to Crystal Lake (Illinois) | 927.45 mi (1,492.59 km) |
| Harker Heights to Cudahy (California) | 1,211.30 mi (1,949.39 km) |
| Harker Heights to Cudahy (Wisconsin) | 981.33 mi (1,579.29 km) |
