| Harker Heights to Roy (Utah) | 1,062.63 mi (1,710.13 km) |
| Harker Heights to Royal Kunia (Hawaii) | 3,757.39 mi (6,046.94 km) |
| Harker Heights to Royal Oak (Michigan) | 1,123.40 mi (1,807.94 km) |
| Harker Heights to Royal Palm Beach (Florida) | 1,094.64 mi (1,761.65 km) |
| Harker Heights to Royse City (Texas) | 153.70 mi (247.35 km) |
| Harker Heights to Ruskin (Florida) | 944.46 mi (1,519.96 km) |
| Harker Heights to Russellville (Alabama) | 622.99 mi (1,002.60 km) |
| Harker Heights to Russellville (Arkansas) | 390.93 mi (629.13 km) |
| Harker Heights to Ruston (Louisiana) | 311.24 mi (500.90 km) |
| Harker Heights to Rutherford (New Jersey) | 1,472.97 mi (2,370.52 km) |
| Harker Heights to Rutland (Vermont) | 1,599.28 mi (2,573.79 km) |
| Harker Heights to Sabana Grande (Puerto Rico) | 2,116.23 mi (3,405.74 km) |
| Harker Heights to Sachse (Texas) | 146.32 mi (235.47 km) |
| Harker Heights to Saco (Maine) | 1,713.48 mi (2,757.58 km) |
| Harker Heights to Sacramento (California) | 1,442.45 mi (2,321.40 km) |
