| Heerlen to Dobrovnik | 554.48 mi (892.34 km) |
| Heerlen to Dobrovo | 482.79 mi (776.98 km) |
| Heerlen to Dol | 516.14 mi (830.64 km) |
| Heerlen to Dolenjske Toplice | 546.51 mi (879.52 km) |
| Heerlen to Domzale | 512.07 mi (824.10 km) |
| Heerlen to Dornava | 548.41 mi (882.58 km) |
| Heerlen to Dragomer | 510.41 mi (821.43 km) |
| Heerlen to Dravograd | 507.05 mi (816.02 km) |
| Heerlen to Gorenja Vas | 498.04 mi (801.52 km) |
| Heerlen to Gorisnica | 551.58 mi (887.68 km) |
| Heerlen to Gornja Radgona | 539.87 mi (868.84 km) |
| Heerlen to Gornji Grad | 512.25 mi (824.39 km) |
| Heerlen to Gornji Petrovci | 543.30 mi (874.35 km) |
| Heerlen to Grad | 538.99 mi (867.42 km) |
| Heerlen to Grosuplje | 522.95 mi (841.60 km) |
