| Harstad to Dendermonde | 1,295.15 mi (2,084.34 km) |
| Harstad to Dessel | 1,271.37 mi (2,046.07 km) |
| Harstad to Destelbergen | 1,297.23 mi (2,087.68 km) |
| Harstad to Deurne | 1,278.53 mi (2,057.60 km) |
| Harstad to Diepenbeek | 1,290.43 mi (2,076.75 km) |
| Harstad to Diest | 1,288.74 mi (2,074.03 km) |
| Harstad to Diksmuide | 1,308.71 mi (2,106.16 km) |
| Harstad to Dilbeek | 1,307.00 mi (2,103.41 km) |
| Harstad to Dinant | 1,338.42 mi (2,153.98 km) |
| Harstad to Dison | 1,306.03 mi (2,101.84 km) |
| Harstad to Dour | 1,341.12 mi (2,158.33 km) |
| Harstad to Drongen | 1,298.67 mi (2,090.00 km) |
| Harstad to Duffel | 1,286.35 mi (2,070.17 km) |
| Harstad to Durbuy | 1,327.52 mi (2,136.43 km) |
| Harstad to Ecaussinnes-Lalaing | 1,325.58 mi (2,133.32 km) |
