| Harker Heights to Effingham (Illinois) | 757.26 mi (1,218.69 km) |
| Harker Heights to Eggertsville (New York) | 1,320.30 mi (2,124.82 km) |
| Harker Heights to Egypt Lake-Leto (Florida) | 933.11 mi (1,501.69 km) |
| Harker Heights to El Cajon (California) | 1,137.47 mi (1,830.57 km) |
| Harker Heights to El Campo (Texas) | 152.28 mi (245.07 km) |
| Harker Heights to El Centro (California) | 1,056.10 mi (1,699.62 km) |
| Harker Heights to El Cerrito (California) | 1,476.88 mi (2,376.81 km) |
| Harker Heights to El Dorado (Arkansas) | 327.37 mi (526.85 km) |
| Harker Heights to El Dorado (Kansas) | 469.45 mi (755.51 km) |
| Harker Heights to El Dorado Hills (California) | 1,422.32 mi (2,288.99 km) |
| Harker Heights to El Mirage (Arizona) | 874.14 mi (1,406.79 km) |
| Harker Heights to El Monte (California) | 1,203.05 mi (1,936.12 km) |
| Harker Heights to El Paso (Texas) | 520.55 mi (837.75 km) |
| Harker Heights to El Paso de Robles (California) | 1,361.91 mi (2,191.78 km) |
| Harker Heights to El Reno (Oklahoma) | 310.49 mi (499.68 km) |
