| Harker Heights to San Luis Obispo (California) | 1,359.80 mi (2,188.39 km) |
| Harker Heights to San Marcos (California) | 1,150.41 mi (1,851.41 km) |
| Harker Heights to San Marcos (Texas) | 83.61 mi (134.55 km) |
| Harker Heights to San Marino (California) | 1,208.10 mi (1,944.26 km) |
| Harker Heights to San Mateo (California) | 1,472.62 mi (2,369.95 km) |
| Harker Heights to San Pablo (California) | 1,479.61 mi (2,381.20 km) |
| Harker Heights to San Rafael (California) | 1,489.57 mi (2,397.23 km) |
| Harker Heights to San Ramon (California) | 1,455.17 mi (2,341.87 km) |
| Harker Heights to San Tan Valley (Arizona) | 826.91 mi (1,330.78 km) |
| Harker Heights to Sand Springs (Oklahoma) | 361.54 mi (581.84 km) |
| Harker Heights to Sandusky (Ohio) | 1,096.41 mi (1,764.50 km) |
| Harker Heights to Sandy (Oregon) | 1,652.53 mi (2,659.50 km) |
| Harker Heights to Sandy (Utah) | 1,029.94 mi (1,657.52 km) |
| Harker Heights to Sandy Springs (Georgia) | 798.07 mi (1,284.37 km) |
| Harker Heights to Sanford (Florida) | 991.71 mi (1,596.01 km) |
