| Harker Heights to Dobrova | 5,629.69 mi (9,060.11 km) |
| Harker Heights to Dobrovnik | 5,678.14 mi (9,138.08 km) |
| Harker Heights to Dobrovo | 5,597.72 mi (9,008.65 km) |
| Harker Heights to Dol | 5,637.01 mi (9,071.90 km) |
| Harker Heights to Dolenjske Toplice | 5,666.85 mi (9,119.91 km) |
| Harker Heights to Domzale | 5,633.08 mi (9,065.57 km) |
| Harker Heights to Dornava | 5,672.49 mi (9,129.00 km) |
| Harker Heights to Dragomer | 5,629.86 mi (9,060.39 km) |
| Harker Heights to Dravograd | 5,630.77 mi (9,061.85 km) |
| Harker Heights to Gorenja Vas | 5,617.12 mi (9,039.87 km) |
| Harker Heights to Gorisnica | 5,675.67 mi (9,134.10 km) |
| Harker Heights to Gornja Radgona | 5,663.81 mi (9,115.02 km) |
| Harker Heights to Gornji Grad | 5,634.65 mi (9,068.10 km) |
| Harker Heights to Gornji Petrovci | 5,666.75 mi (9,119.76 km) |
| Harker Heights to Grad | 5,662.61 mi (9,113.09 km) |
