| Cities | Distance |
|---|---|
| Heerlen to Dendermonde | 82.61 mi (132.95 km) |
| Heerlen to Dessel | 44.73 mi (71.99 km) |
| Heerlen to Destelbergen | 95.69 mi (154.00 km) |
| Heerlen to Deurne | 70.13 mi (112.87 km) |
| Heerlen to Diepenbeek | 24.71 mi (39.77 km) |
| Heerlen to Diest | 41.18 mi (66.27 km) |
| Heerlen to Diksmuide | 136.02 mi (218.91 km) |
| Heerlen to Dilbeek | 75.67 mi (121.79 km) |
| Heerlen to Dinant | 63.29 mi (101.85 km) |
| Heerlen to Dison | 19.32 mi (31.09 km) |
| Heerlen to Dour | 102.17 mi (164.43 km) |
| Heerlen to Drongen | 101.45 mi (163.27 km) |
| Heerlen to Duffel | 65.51 mi (105.44 km) |
| Heerlen to Durbuy | 43.36 mi (69.78 km) |
| Heerlen to Ecaussinnes-Lalaing | 81.71 mi (131.50 km) |