| Harker Heights to Dendermonde | 5,047.60 mi (8,123.33 km) |
| Harker Heights to Dessel | 5,079.41 mi (8,174.53 km) |
| Harker Heights to Destelbergen | 5,035.61 mi (8,104.03 km) |
| Harker Heights to Deurne | 5,054.99 mi (8,135.22 km) |
| Harker Heights to Diepenbeek | 5,101.88 mi (8,210.69 km) |
| Harker Heights to Diest | 5,085.38 mi (8,184.13 km) |
| Harker Heights to Diksmuide | 5,000.43 mi (8,047.41 km) |
| Harker Heights to Dilbeek | 5,059.98 mi (8,143.26 km) |
| Harker Heights to Dinant | 5,104.63 mi (8,215.11 km) |
| Harker Heights to Dison | 5,128.27 mi (8,253.15 km) |
| Harker Heights to Dour | 5,056.44 mi (8,137.56 km) |
| Harker Heights to Drongen | 5,030.52 mi (8,095.84 km) |
| Harker Heights to Duffel | 5,061.22 mi (8,145.24 km) |
| Harker Heights to Durbuy | 5,122.40 mi (8,243.70 km) |
| Harker Heights to Ecaussinnes-Lalaing | 5,066.33 mi (8,153.48 km) |
