| Kocaeli to Dendermonde | 1,419.12 mi (2,283.85 km) |
| Kocaeli to Dessel | 1,382.85 mi (2,225.49 km) |
| Kocaeli to Destelbergen | 1,431.78 mi (2,304.22 km) |
| Kocaeli to Deurne | 1,409.00 mi (2,267.56 km) |
| Kocaeli to Diepenbeek | 1,362.41 mi (2,192.59 km) |
| Kocaeli to Diest | 1,379.20 mi (2,219.61 km) |
| Kocaeli to Diksmuide | 1,469.75 mi (2,365.34 km) |
| Kocaeli to Dilbeek | 1,408.30 mi (2,266.44 km) |
| Kocaeli to Dinant | 1,367.72 mi (2,201.13 km) |
| Kocaeli to Dison | 1,337.50 mi (2,152.49 km) |
| Kocaeli to Dour | 1,418.11 mi (2,282.23 km) |
| Kocaeli to Drongen | 1,437.23 mi (2,313.01 km) |
| Kocaeli to Duffel | 1,403.75 mi (2,259.11 km) |
| Kocaeli to Durbuy | 1,347.25 mi (2,168.19 km) |
| Kocaeli to Ecaussinnes-Lalaing | 1,404.99 mi (2,261.11 km) |
