| Grottammare to Dendermonde | 720.22 mi (1,159.08 km) |
| Grottammare to Dessel | 701.56 mi (1,129.06 km) |
| Grottammare to Destelbergen | 730.07 mi (1,174.93 km) |
| Grottammare to Deurne | 719.41 mi (1,157.77 km) |
| Grottammare to Diepenbeek | 675.85 mi (1,087.67 km) |
| Grottammare to Diest | 690.16 mi (1,110.70 km) |
| Grottammare to Diksmuide | 758.27 mi (1,220.32 km) |
| Grottammare to Dilbeek | 705.69 mi (1,135.71 km) |
| Grottammare to Dinant | 657.15 mi (1,057.59 km) |
| Grottammare to Dison | 648.35 mi (1,043.43 km) |
| Grottammare to Dour | 699.08 mi (1,125.07 km) |
| Grottammare to Drongen | 734.12 mi (1,181.45 km) |
| Grottammare to Duffel | 711.40 mi (1,144.89 km) |
| Grottammare to Durbuy | 645.47 mi (1,038.78 km) |
| Grottammare to Ecaussinnes-Lalaing | 694.52 mi (1,117.72 km) |
